Invited lecture on “Machine Learning in Economics”, Capacity Building Program on Issues, Challenges and Prospects for the Indian Industry, Institute for Studies in Industrial Development, New Delhi, India, February 16-28, 2022.

Invited lecture on “Program Evaluation Techniques”, Orientation Program in Social Science Research, Institute for Studies in Industrial Development, New Delhi, India, Feb 25, 2020.

Guest Lectures on “Probability and Statistical Inference for Econometrics”, Joint MA/PhD Program in Economics with Trade Specialization, Indian Institute of Foreign Trade, New Delhi, India, Jul-Sept 2019.

7th Emerging Markets Finance Conference Organized by IGIDR and Vanderbilt Law School, Mumbai, India, December 13-17, 2016. Invited paper “Trading Activity in the Government of India Bond Market” (with Michael Fleming and Seema Saggar)

Seminar presentation, ``Government Bond Auctions: A Review of Literature and Difference from China Market’’, Bank of International Settlement Hong Kong, August 11, 2016.

Ninth Annual Workshops of the Asian Research Network, Mumbai, India, March 21-22, 2016. Invited discussant for the paper “Market Liquidity and Systemic Risk of Government Bond Markets: Network Analysis and Agency Based Model Approach”, Toshiyuki Sakiyama and Tetsuya Yamada (Bank of Japan).

Ninth Annual Workshops of the Asian Research Network, Mumbai, India, March 21-22, 2016. Invited presentation of paper “Structural Changes and the Indian Government Bond Market”, (with Michael Fleming and Seema Saggar).

Moody’s – ICRA 1st Annual India Academic Round Table on ``Advancing Credit Risk Research and Practices in India’’, August 2015, Mumbai. Invited discussant on “Bond market liquidity”.

7th Annual Workshop of the Asian Research Networks Organized by BIS and Bank of Japan, 27-28 March 2014, Tokyo. Invited discussant for paper ``Correlations across Asia-Pacific bond markets and the impact of capital flow measures’’.

Seminar presentation, ``Antitrust Laws in Financial Markets: How they Work?’’, Competition Commission of India, February 2013.

Seminar presentation, ``Detecting Presence of Bear Cartel’’, Competition Commission of India, January 2012.

Seminar presentation, ``Commodity Bundling in Government Securities Auctions’’ at Commodity and Futures Trading Corporation Washington D.C. May 2010, Moody’s Economy Pennsylvania July 2010, Indian Institute of Management Ahmadabad January 2011, Indian Statistical Institute New Delhi February 2011.

Bates White Third Annual Antitrust Conference, co-hosted with Center on Auctions, Procurements, and Competition Policy at Penn State, Invited paper ``Commodity Bundling in Government Securities Auctions’’. Washington D.C., June 2006.

Invited paper, “Orderflow and the Formation of Dealer Bids” (with Ali Hortacsu), presented at International Conference on New Financial Market Structures (Montreal, April 2005), MTS conference on financial markets (Vienna, December 2004), Auction and Mechanism Design Workshop (Rome, September 2004), Society for Economic Dynamics (Florence, July 2004), Bank of England (July 2004), International Industrial Organization Conference (Chicago, April 2004).

Invited paper, “Tacit Coordination in Southern Ontario Timber Auctions ”, presented at Northern Finance Association (Banf September 2002), 1st Indian Joint Statistical Meeting, (Delhi, January 2001), 56th European Meet of the Econometric Society (Lausanne August 2001), Clarence E. Tow conference on Applied Research Concerning Auctions and Mechanism Design, Henry B. Tippie College of Business, University of Iowa, May 20–21, 2000, Cowles Foundation Conference on The Econometrics of Strategy and Decision Making, Department of Economics, Yale University, May 5–7, 2000.

External referee for Federal Reserve Bank of Cleveland conference on Declining Treasury Debt, October 24–26, 2001.

CORE-ECARES-LEA Workshop on Auctions: Institutional Aspects and Empirical Analysis, Universite Libre De Bruxelles; Invited discussant for the Government Bond Auctions session, November, 2001.

International Society of Bayesian Analysis, 6th World Meet, Greece, contributed session presentation “Reference Bayesian Inference in Nonregular Models”, May 26–June 1, 2000.

3rd International Workshop on Objective Bayesian Methodology, Mexico, invited discussant for “Order-invariant group reference priors for Natural Exponential Families having a Squared-Quadratic Variance Function.” September 20–23, 2000.

2nd International Workshop on Objective Bayesian Methodology, Valencia (Spain), contributed session presentation “Posterior Odds Comparison of a Symmetric Low-Price, Sealed-Bid Auction Within the Common Value and the Independent Private Value Paradigms”, June 10–13, 1999.

9th Jerusalem Summer School in Auctions and Market Design, Poster Session presentation “Posterior Odds Comparison of a Symmetric Low-Price, Sealed-Bid Auction Within the Common Value and the Independent Private Value Paradigms”, June 8–17, 1998.

6th Valencia International Meeting on Bayesian Statistics, contributed session presentation “Posterior Odds Comparison of a Symmetric Low-Price, Sealed-Bid Auction Within the Common Value and the Independent Private Value Paradigms”, May 30–June 4, 1998.

Invited paper “Likelihood Based Estimation of Symmetric Parametric Structural Auction Models with Independent Private Values”, Canadian Econometrician Study Group conference on "Computer-Intensive Econometrics", Queens University, Kingston, September, 1997.

India and South-East Asia Chapter of the Econometric Society Meet, New Delhi, December, 1996.