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ผศ.ดร.ธัญรัตน์ อมรเพชรกุล
Asst. Prof. Dr. Thunyarat Amornpetchkul
Director of Center for Enhancing Competitiveness
Director of University Business Incubator
Office Hours : Mon 9.00-16.00
Contact Info : bamanddbam@gmail.com :027273997
BIOGRAPHY
Education
University of Michigan, Ann Arbor, MI Stephen M. Ross School of Business
- Ph.D. in Business Administration, Operations and Management Science, May 2014 University of Pennsylvania, Philadelphia, PA Wharton School
- Bachelor of Science in Economics, Actuarial Science, May 2008 (Summa Cum Laude) School of Engineering and Applied Science
- Bachelor of Applied Science, Computer Science, May 2008 (Summa Cum Laude)
Employment
National Institute of Development Administration, Bangkok, Thailand
Graduate School of Business Administration
- Faculty Member, Department of Operations Management, January 2014 - Present
- Director, NIDA Center for Enhancing Competitiveness, August 2014 - Present
- Director, NIDA University Business Incubator, August 2014 - Present
- Director, Master's Degree Program in Financial Investment and Risk Management, February - October 2015
Goldman, Sachs & Co., New York, NY
Goldman Sachs Asset Management
- Summer Analyst, Quantitative Strategies Research Technology, Summer 2007
Honors and Awards
Best Presentation Award, given to only one conference participant who presented his/her re-
search paper best at the 12th International Conference on Business, Economics, Social Science &
Humanities, Seoul, South Korea, 2016.
Best Reviewer Award, presented to three reviewers of the 6th International Conference on Oper-
ations and Supply Chain Management who made most valuable contribution to the review process
of the conference proceedings, Bali, 2014.
Robert D. and Janet E. Neary Scholarship, awarded to senior doctoral students with excellent
academic progress, University of Michigan, 2012.
Edward L. Richter Scholarship, Stephen M. Ross School of Business, University of Michigan,
2012 - 2013.
James and Ruth Close Scholarship, awarded to three doctoral students with academic excel-lence, University of Michigan, 2011.
Stephen M. Ross School of Business Fellowship, University of Michigan, 2008 - 2013.
Faculty Appreciation Award, given by the Computer and Information Science (CIS) Department,
University of Pennsylvania, to recognize and honor exceptional students for their teaching assistant service, 2008.
Most Creative Resident Advisor, awarded to the resident advisor who created most successful
programs for residents of the International House Philadelphia, 2008.
Insurance Society of Philadelphia 100th Anniversary Scholarship, awarded to three distin-
guished students in the _eld of Risk Management, 2007.
Dean's List 2004-2005, 2005-2006, 2006-2007, 2007-2008, University of Pennsylvania.
First-Place King's Award, granted by the Thai Royal Family to high school students with the
most outstanding academic achievement, extracurricular activities, and contribution to community,
2003.
Research Interests
Pricing and Revenue Management, Retail Operations, Marketing and OM Interface, Supply Chain
Contracting, Sustainable Operations, Business and Country Competitiveness, Healthcare Manage-
ment, Risk Management
Research Papers
Thunyarat (Bam) Amornpetchkul, Izak Duenyas, and Ozge Sahin. Mechanisms to Induce Buyer
Forecasting: Do Suppliers Always Benefit from Better Forecasting?. Production and Operations Management 24.11 (2015): 1724-1749.
Investigate whether the supplier can always take advantage of the buyer's better demand forecasts,
and what kind of contracts the supplier should o_er in order to maximize his pro_ts when he is
certain or uncertain about the buyer's forecasting capability.
Thunyarat (Bam) Amornpetchkul. Threshold Discounts Comparison: All-unit or Incre-
mental?. Forthcoming in Journal of Revenue and Pricing Management.
Compare the effectiveness of two types of threshold discounts, all-unit discount and incremental
discount, in a retail setting. Analyze consumer behavior, seller's pro_tability, and social welfare
under these threshold discounts.
Thunyarat (Bam) Amornpetchkul, Hyun-Soo Ahn, and Ozge Sahin. Conditional Promotions
and Consumer Overspending. Revise and resubmit at Production and Operations Management.
Analyze consumer behavior induced by sales promotions, which sometimes require a minimum pur-
chase to be eligible for the offered discount. Compare different types of promotions and characterize
retailer's optimal promotion strategies under different market situations.
Kittiphod Charoontham and Thunyarat (Bam) Amornpetchkul. Performance-Based Payment
Scheme to Hedge Against Credit Rating Ination. Under review at Review of Economic
Design.
Propose a performance-based payment mechanism which can be used to align the incentives between
the issuers seeking ratings and the rating agencies. Show that the proposed.
Thunyarat (Bam) Amornpetchkul, Hyun-Soo Ahn, and Ozge Sahin. Dynamic Pricing or Dy-
namic Logistics? Manuscript in preparation.
Study a dynamic pricing and transshipment problem of a retailer who sells a product through two
channels. Compare the effectiveness of using price differentiation or transshipment to improve prof-
its, and investigate the effects of pricing on optimal transshipment decisions, and vice versa.
Thunyarat (Bam) Amornpetchkul. Strategic Use of Uncertainty through Mystery Dis-
counts. Manuscript in preparation.
Explore the profit opportunity of adopting a mystery discount, where multiple discount levels are
distributed among consumers, in retailing. Discuss the implications of the timing and level of the
discount information disclosure on the consumer response and the retailer profitability.
Thunyarat (Bam) Amornpetchkul. Reduce Wait Time in Patient Appointment Scheduling
with Improved Routing Policy. Manuscript in preparation.
Model queueing networks with heterogeneous servers and customers, and provide structural proper-
ties of an optimal routing policy. Based on the analytical results, a new routing policy is proposed
and numerically tested with fact-based problems simulating patient appointment scheduling at hos-
pitals.
Case Studies
Thunyarat (Bam) Amornpetchkul. Ichitan Group and the Price War in Thailand's Ready-
to-Drink Tea Market. Journal of the International Academy for Case Studies 22.3 (2016): 4-21.
Discuss the long-lasting price war in Thailand's ready-to-drink (RTD) tea market, which involved
not only a sequence of price reductions, but also a series of very alluring lucky draws giving away
prizes worth millions dollars. Illustrate huge impacts that pricing and promotion strategies have on
the industry, firms, consumers, and social welfare.
Thunyarat (Bam) Amornpetchkul, Danuvasin Charoen, and Jongsawas Chongwatpol. Electrical
and Electronic Equipment Cluster in Thailand: Can Competitiveness Be Regained?.
Journal of the International Academy for Case Studies 22.3 (2016): 59-83.
Discuss and compare various aspects of the EEE cluster in Thailand and its neighboring countries
in the Greater Mekong Subregion (GMS) to highlight the importance of positioning a country's
strengths in the global value chain. Illustrate how the cluster achieved, lost, and could possibly
regain its competitive advantages.
Conference Presentations
Conditional Promotions and Consumer Overspending
- POMS Hong Kong 8th International Conference, Hong Kong, January 2017: Invited for Retail Promotions and Revenue Sharing session.
- INFORMS 2012 Annual Meeting, Phoenix, AZ, October 2012: Invited for Revenue Management and Pricing cluster, New Applications in Revenue Management session.
- MSOM 2012 Conference and SIGs Meetings, New York, NY, June 2012: Selected for Pricing track.
- POMS 23rd Annual Conference, Chicago, IL, April 2012: Invited for Marketing and OM Interface track.
- INFORMS 2011 Annual Meeting, Charlotte, NC, November 2011: Invited for Revenue Management and Pricing cluster, Retail Pricing session.
Pricing Strategies for Sustainable Green Marketing
- INFORMS 2016 Annual Meeting, Nashville, TN, November 2016: Invited for Revenue Management and Pricing track.
Threshold Discounts Comparison: Across-the-board or Partial?
- INFORMS 2015 Annual Meeting, Philadelphia, PA, November 2015: Invited for Revenue Management and Pricing track.
- APDSI-ICOSCM-ISOMS 2015, Hong Kong, July 2015: Selected for Retail Marketing track.
Strategic Use of Uncertainty through Mystery Discounts
- INFORMS 2014 Annual Meeting, San Francisco, CA, November 2014: Invited for Revenue Management and Pricing track.
- APDSI-ICOSCM-ISOMS 2014, Yokohama, Japan, July 2014: Selected for Decision Analytics track.
An Approach to Improve Routing Decisions in Queueing Networks
- OSCM 2014, Bali, Indonesia, December 2014: Selected for Supply Chain Model track.
Dynamic Pricing or Dynamic Logistics?
- POMS 25th Annual Conference, Atlanta, GA, May 2014: Selected for Retail Operations Management track.
- INFORMS 2013 Annual Meeting, Minneapolis, MN, October 2013: Invited for Revenue Management and Pricing cluster, Retail Operations session.
Mechanisms to Induce Buyer Forecasting: Do Suppliers Always Bene_t from Better
Forecasting?
- POMS 24th Annual Conference, Denver, CO, May 2013: Selected for Supply Chain Contracting track.
- INFORMS 2012 Annual Meeting, Phoenix, AZ, October 2012: Selected for Information in Supply Chain session.
- 12th Annual Trans-Atlantic Doctoral Conference, London, United Kingdom, May 2012: Invited for Management Science and Operations subject area.
Invited Research Talks
- Yonsei University, School of Business, Seoul, South Korea, March 2015.
- KAIST College of Business, Seoul, South Korea, July 2014.
Academic Experience
National Institute of Development Administration, Bangkok, Thailand
Graduate School of Business Administration
Instructor Fall 2014 - Present
Independently developed course content, class activities, assignments, and exams.
- Pricing Strategies for Revenue Optimization (graduate elective course for Operations
Management and Marketing majors)
Fall 2014 - Present: Taught two sections of second-year MBA students. Received the highest
teaching evaluation (4.87/5.0) among all weekend MBA courses offered in Fall 2014. Named
one of the most popular elective courses where available seats were quickly filled at registration
each semester.
- Operations Management (1st-year MBA core course, English Program and Professional
Program)
Winter 2015 - Present: Taught _rst-year MBA students in English Program. Received the
highest teaching evaluation (5.0/5.0) among all courses o_ered in Winter 2015.
- Stochastic Processes (doctoral elective course for all majors, English Program)
Winter 2015 - Present: Taught Finance and Marketing doctoral students (English Program).
Received teaching evaluation of 4.76/5.0 in Fall 2015.
- Project Feasibility (graduate elective course for Operations Management and Finance ma-
jors)
Winter 2016 - Present: Invited as a guest instructor to lecture and advise student projects on
Operational Feasibility.
- Entrepreneurship (graduate core course for Executive MBA students)
Summer 2016 - Present: Invited as a guest instructor to lecture and advise student projects on
Business Idea Generation, Business Model and Value Proposition, and Operational Business
Plan.
University of Michigan, Ann Arbor, MI
Stephen M. Ross School of Business
Instructor Winter 2012
- Operations Management (3rd-year undergraduate core business course)
Taught a section of 82 business students, and received the highest teaching evaluation (4.8/5.0)
among the five coordinated sections. Lectured three hours per week, held office hours, devel-
oped course content, class activities, assignments, and exams with other instructors. Advised
14 student team projects which analyzed operations of local businesses and proposed practical
recommendations for improvements.
Company Training
Leadership Academy
- Bank of Ayudhya Public Company Limited, Bangkok, Thailand, June-July 2015, 2016.
Mini-MBA Program
- ORC Premier Co., Ltd., Bangkok, Thailand, March 2016.
- Advice Holdings Group Co., Ltd., Nonthaburi, Thailand, November 2015.
- Sansiri Public Co., Ltd., Bangkok, Thailand, September 2015.
- NIDA Executive Mini-MBA, Bangkok, Thailand, July 2015, January 2016.
- Bangkok Insurance, Bangkok, Thailand, July 2015.
- Lucky Union Foods Co., Ltd., Samutsakhon, Thailand, June 2014, August 2015.
Executive Development Program
- Panasonic, Bangkok, Thailand, August 2015.
General Management Program
- Chularat Hospital, Samutprakarn, Thailand, March 2015.
In the Media
Radio Program
- News Field: Interviewed on \Pricing strategies and competition in Thailand's ready-to-
drink tea market," May 6, 2016.
- Wisdom from NIDA: Interviewed on \Thailand's competitiveness outlook," August 5,
2015.
- Money Makeover: Interviewed on \Thailand's competitiveness outlook," November 28,
2014.
- Money Makeover: Interviewed on \How to spend your money wisely? Understand sellers'
pricing strategies," September 2, 2014.
TV Program
- Special News Scoop: Interviewed on \The closure of Ensogo web deals," July 2-3, 2016.
- News Story: Interviewed on \Can sugar tax help reduce sugar consumption of Thai
people?" May 4, 2016.
- Wisdom for Change: Interviewed on \Thai economic and business outlook in 2016,"
February 10, 2016.
- Today at NIDA: Interviewed on \Enhancing Thailand's Competitiveness," July 15, 2015.
- Today at NIDA: Show host, September 2014 - Present.
Other Projects
Asian Development Bank, Manila, Philippines
Researcher September 2014 - March 2015
Innovative Cluster Development and Regional Integration in the Greater Mekong Subregion (with
Danuvasin Charoen and Jongsawas Chongwatpol)
Granted $19,500 by the Asian Development Bank. Collected and analyzed data from _eld visits,
surveys, interviews, and secondary sources related to the development of innovative clusters and
regional integration in the Greater Mekong Subregion (GMS). Conducted comparative studies with
the Baltic Sea Region, and proposed directions of policies necessary to foster economic development
in the GMS.
Board of Investment of Thailand - US O_ce, New York, NY
Head Student Researcher September 2011 - February 2012
Competing with the World: Matching Foreign Direct Investment from the U.S. to Thailand's Capa-
bilities (advised by Linda Lim, Allen Hicken, and Bryan K. Ritchie)
Granted $43,920 by the Royal Thai Government. Investigated investment opportunities in Thailand
where foreign direct investment from the US should be promoted. Conducted literature search and
company interviews to identify industries and US companies that Thailand has the potential to
effciently serve.
University of Michigan Orthotics and Prosthetics Center (UMOPC), Ann Arbor, MI
Student Researcher Winter 2011
Grounded Research in OM: Increasing Patient Responsiveness through Improved Scheduling and
Routing Policies with Parallel Servers (with William Lovejoy and doctoral student team)
Conducted an on-site consulting project at UMOPC to identify operational problems the center was
facing. Collected and analyzed data, proposed solutions to resolve key issues, and provided practical
guidelines for implementation.
Wharton School, OPIM Department, Philadelphia, PA
Student Researcher Spring 2008
Informed Decision-Making from Online Forums (with Thomas Y. Lee)
Collaborated with the Foundation for Informed Medical Decision Making (www._mdm.org). Imple-
mented an application to extract and analyze the content of messages from online health forums,
using Machine Learning techniques, in order to develop decision aids for patients.
School of Engineering and Applied Science, CIS Department, Philadelphia, PA
Student Researcher Summer 2006
Model of Provenance in Workows (with Sarah Cohen-Boulakia and Susan Davidson)
Enhanced the performance of workows through database applications. Improved the capabilities
of available provenance-related systems.
Activities and Services
- Omega: The International Journal of Management Science: Reviewer, Winter 2016 - Present.
- Journal of the International Academy for Case Studies: Reviewer, Summer 2016 - Present.
- International Journal of Revenue Management: Reviewer, Fall 2015 - Present.
- NIDA Case Research Journal: Reviewer, Winter 2016 - Present.
- NIDA Business Journal: Reviewer, Summer 2014 - Present.
- POMS 24th Annual Conference: Session Chair, May 2013.
- INFORMS 2014 Annual Meeting: Session Chair, November 2014.
- INFORMS, MSOM Society, and POM Society: Member, Fall 2011 - Present.
- Penn Alumni Interview Committee: Member, Winter 2014 - Present.
- University of Michigan Thai Students Association: President (Summer 2011 - Winter 2012) and Vice President (Summer 2009 - Winter 2010).
- Raised $7,142.50 during a two-week Thailand Flood Relief E_ort in Michigan, and donated the fund to the Thai Red Cross Society in response to the ood crisis in Thailand, October 2011.
- OMS Department, University of Michigan: Webmaster Assistant, Fall 2009 - Fall 2010.
- Gamma Iota Sigma Risk Management Honor Society: Co-President, Fall 2007 - Winter 2008.
- Eta Kappa Nu Electrical and Computer Engineering Honor Society: Vice President,
- Spring 2007 - Winter 2008.
- Computer Science Chair Advisory Board: Board member, Fall 2006 - Fall 2007.
- International House Philadelphia: Resident Advisor, Summer 2006 - Winter 2008.
- Wharton Securities Industry Institute: Head Student Coordinator, March 2006.
- UPenn Thai Students Association: President (Summer 2005 - Spring 2007) and Webmaster (Fall 2004 - Spring 2005).
Skills
- Computer: MATLAB, Mathematica, Java, Visual Basic, C, R, SQL, JSP, HTML, Python, Ruby, XML, Assembly, UNIX, Oracle, MySQL, Maple, JMP, Dreamweaver, NetLogo
- Languages: Thai (native), English (uent), Japanese (basic)
- Professional Exam: Society of Actuaries Exam 2/FM (Financial Mathematics)
PUBLICATIONS
- 2557 Regional Cooperation and Integration (RCI) Knowledge Platform on Economic Productivity , Regional Cooperation and Integration (RCI) Knowledge Platform on Economic Productivity , Asian Development Bank (ADB)
- 2558 การเพิ่มศักยภาพในการแข่งขันของประเทศไทย: กรณีศึกษาจากธุรกิจด้านอุปกรณ์ไฟฟ้าและอิเล็กทรอนิกส์, Enhancing Thailand’s Competitiveness: A Case Study of the Electrical and Electronic Equipment (EEE) Cluster , คณะบริหารธุรกิจ และสถาบัน
- 2558 Mechanisms to Induce Buyer Forecasting: Do Suppliers Always Benefit from Better Forecasting?, Mechanisms to Induce Buyer Forecasting: Do Suppliers Always Benefit from Better Forecasting? , คณะบริหารธุรกิจ
- 2558 การเพิ่มศักยภาพในการแข่งขันของประเทศไทย: กรณีศึกษาจากธุรกิจด้านอุปกรณ์ไฟฟ้าและอิเล็กทรอนิกส์, Enhancing Thailand’s Competitiveness: A Case Study of the Electrical and Electronic Equipment (EEE) Cluster , คณะบริหารธุรกิจ
- 2559 กลยุทธ์การตั้งราคาเพื่อความยั่งยืน, Pricing Strategies for Sustainability , คณะบริหารธุรกิจ และสถาบัน
- 2559 Effects of Commission Payment on Rating Inflation, Effects of Commission Payment on Rating Inflation , คณะบริหารธุรกิจ
- 2559 คลัสเตอร์เครื่องใช้ไฟฟ้าและอุปกรณ์อิเล็กทรอนิกส์ในประเทศไทย: ความสามารถในการแข่งขันจะกลับมาดีเหมือนเดิมได้หรือไม่, Electrical and Electronic Equipment Cluster in Thailand: Can Competitiveness Be Regained? , คณะบริหารธุรกิจ
- 2559 Ichitan Group and the Price War in Thailand’s Ready-to-Drink Tea Market, Ichitan Group and the Price War in Thailand’s Ready-to-Drink Tea Market , คณะบริหารธุรกิจ
- 2559 Threshold Discounts Comparison: All-unit or Incremental?, Threshold Discounts Comparison: All-unit or Incremental? , คณะบริหารธุรกิจ
ARTICLES
- 2558 , Mechanisms to Induce Buyer Forecasting: Do Suppliers Always Benefit from Better Forecasting? , Mechanisms to Induce Buyer Forecasting: Do Suppliers Always Benefit from Better Forecasting? , Production and Operations Management
- 2558 , Mechanisms to Induce Buyer Forecasting: Do Suppliers Always Benefit from Better Forecasting? , Mechanisms to Induce Buyer Forecasting: Do Suppliers Always Benefit from Better Forecasting? , Production and Operations Management
- 2559 , คลัสเตอร์เครื่องใช้ไฟฟ้าและอุปกรณ์อิเล็กทรอนิกส์ในประเทศไทย: ความสามารถในการแข่งขันจะกลับมาดีเหมือนเดิมได้หรือไม่ , Electrical and Electronic Equipment Cluster in Thailand: Can Competitiveness Be Regained? , Journal of the International Academy for Case Studies