Articles
- Economic Determinants of Ethereum
Transaction Fees in the Priority Fee and Proof of
Stake Periods,
Applied Economics 1-19, Nov. 2024 (with S. Zarifian) [PDF]
Keywords: transaction fees, Ethereum blockchain, gas price, supply and demand factors, time series analysis
- Digital Safety Nets: A Roadmap,
BIS Papers #139, 2023 (with B. Mojon, L.
Pereira da Silva and R. Townsend) [PDF]
Keywords: digital platforms, risk sharing, smart contracts
- COVID-19 Vaccination Mandates
and Vaccine Uptake, Nature Human
Behaviour 6, p.1615-1624, 2022 (with D. Kim,
S. Lu and H. Shigeoka) [PDF]
NBER Working Paper 29563 and IZA Working Paper 14946
Policy and media: CDC, Nature, The Economist, Euronews, National Post, Financial Post, Toronto Star, EPI, ACSH, U of Tokyo, SFU News
Keywords: COVID-19, vaccine mandates, vaccine certificates, vaccine uptake, vaccine hesitancy, proof of vaccination, difference-in-differences, time series, counterfactuals - Involuntary Entrepreneurship
- Evidence from Thai Urban Data, World
Development 149: 105706, 2022 (with T.
Yindok) [PDF]
Keywords: entrepreneurship, credit constraints, occupational choice, misallocation - Transaction Fee Economics
in the Ethereum Blockchain, Economic
Inquiry 60, p.265-292, 2022 (with A.
Donmez) [PDF]
Keywords: blockchain, transaction fees, Ethereum, time series, queueing theory - Face Masks, Public
Policies and Slowing the Spread of
COVID-19: Evidence from Canada, Journal
of Health Economics 78, 2021 (with S.
Lu, H. Shigeoka, C. Chen and S. Pamplona) [PDF]
NBER Working Paper 27891
Policy and media: WHO, WHO(2), CDC, Government of Canada, ECDC, Nature, National Post, Vancouver Sun, Ottawa Citizen, New York Post, Yahoo!, The Telegraph, Daily Mail, VoxEU, SFU News
Keywords: COVID-19, face masks, mask wearing, non-pharmaceutical interventions (NPI), event study, counterfactuals - A Social Network Model
of COVID-19, PLOS ONE
15(10): e0240878, 2020 [PDF]
Keywords: COVID-19, social networks, superspreaders, simulations, policy interventions, NPI - Credit Lines in
Microcredit: Short-Term Evidence from a
Randomized Controlled Trial in India,
Journal of Development Economics
146, 2020 (with F. Aragon and K.
Krishnaswamy) [PDF]
Keywords: microfinance, credit line, flexible loans, field experiment, RCT - Bogus Joint Liability
Groups in Microfinance, European
Economic Review 122: 103353, 2020
(with Y. Xue and X. Xing) [PDF]
Keywords: microcredit, default, joint liability, Lei Da Hu, phantom borrowers - Family Firms, Bank
Relationships and Financial Constraints:
A Comprehensive Score Card, International
Economic Review 60(2), p.547-593,
2019 (with J. Saurina and R. Townsend) [PDF]
Keywords: family firms, firm networks, investment cashflow sensitivity, financial constraints - Markov-perfect Risk
Sharing, Moral Hazard and Limited
Commitment, Journal of Economic
Dynamics and Control 94, p.1-23,
2018 (with F. Martin) [PDF]
Keywords: Markov-perfect equilibrium, time consistency, insurance, risk sharing - (Dis)Advantages of
Informal Loans - Theory and Evidence,
European Economic Review 102,
p.100-128, 2018 (with A. Kessler) [PDF]
- Non-grant Microfinance,
Incentives and Efficiency,
Applied Economics 50, p.2509-24,
2018 [PDF]
- Market Power and Asset
Contractibility in Dynamic Insurance
Contracts, Federal Reserve Bank
of St. Louis Review 98(2), p.111-27,
2016 (with F. Martin) [PDF]
- Dynamic Optimal
Insurance and Lack of Commitment,
Review of Economic Dynamics 18(2),
p.287-305, 2015 (with F. Martin) [PDF]
- Dynamic Financial
Constraints: Distinguishing Mechanism
Design from Exogenously Incomplete
Regimes, Econometrica 82(3),
p.887-959, 2014 (with R. Townsend) [PDF] [Supplement]
NBER Working Paper 19617
Keywords: consumption smoothing, investment, model selection, structural maximum likelihood, moral hazard, limited commmitment - Contractual Structure
in Agriculture with Endogenous Matching,
Journal of Development Economics
110, Special Issue: Land and Property
Rights, p.239-49, 2014 (with M.
Ghatak) [PDF]
Keywords: tenancy contracts, sharecropping, matching, double-sided moral hazard - Financial Constraints
and Occupational Choice in Thai
Villages, Journal of Development
Economics 97(2), p.201-220, 2012 [PDF]
Keywords: entrepreneurship, financial constraints, maximum likelihood, lotteries, moral hazard, saving, borrowing - Learning by Doing vs.
Learning from Others in a
Principal-Agent Model, Journal
of Economic Dynamics and Control
34(10), p.1967-1992, 2010 (with J.
Arifovic) [PDF]
Keywords: social learning, individual learning, evolutionary learning, reinforcement learning, share contract, moral hazard - Heterogeneity, Returns
to Scale, and Collective Action, Canadian
Journal of Economics 42(2),
p.771-807, 2009 [PDF]
Keywords: public goods, wealth inequality, valuation heterogeneity, expected provision, replacement function - Understanding Optimal
Criminal Networks, Global Crime
10(1), p.41-65, 2009 (with S. Easton) [PDF]
Keywords: network theory, organized crime, law enforcement - Wealth Inequality and
Collective Action, Journal of
Public Economics 91(9), Special
Issue: Celebrating the 20th Anniversary
of Bergstrom, Blume, and Varian's “On
the Private Provision of Public Goods",
p.1843-1874, 2007 (with P. Bardhan and M.
Ghatak) [PDF]
Keywords: public goods, inequality, within-group inequality, between-group inequality - Can a Raise in Your
Wage Make You Worse Off? A Public Goods
Perspective, Journal of
Development Economics 84(1),
p.551-571, 2007 (with S. Ghosh) [PDF]
Keywords: public goods, externalities, opportunity cost of time - A Case for Bundling
Public Goods, Journal of Public
Economic Theory 9(3), p.425-451,
2007 (with S. Ghosh and M. Oak) [PDF]
Keywords: voluntary contributions, pooling, fundraising, income inequality - Distinguishing Limited
Liability From Moral Hazard in a Model
of Entrepreneurship, Journal of
Political Economy 144(1), p.100-144,
2006 (with A. Paulson and R. Townsend) [PDF] [Matlab code]
Keywords: occupational choice, financial constraints, limited commitment, maximum likelihood, Vuong test - Pareto Improving
Lotteries and Voluntary Public Good
Provision, The B.E. Journal of
Theoretical Economics (Topics) 6(1),
p.1-13, 2006 [PDF]
Keywords: randomization, inequality, collective action - Social Learning in a Model of Adverse Selection, ch.12 in D. West, G. Dow and A. Eckert (eds.), Industrial Organization, Trade, and Social Interaction, University of Toronto Press, 2010 (with J. Arifovic) [PDF]
- Inequality and Collective Action, ch.3 in P. Bardhan, S. Bowles and J-M. Baland (eds.), Inequality, Cooperation and Environmental Sustainability, Princeton University Press, 2006 (with P. Bardhan and M. Ghatak) [PDF]
- Face mask mandates slowed the spread of COVID-19 in Canada, VoxEU, 2020 (with S. Lu and H. Shigeoka)
- Criminal Organizations and Networks, in Robert D. Morgan (ed.) The SAGE Encyclopedia of Criminal Psychology, SAGE Publications Inc., 2019 (with S. Easton)
- The Impact of a Micro-Overdraft Facility in India, Financial Access Initiative, 2016 (with K. Krishnaswamy)
- Understanding Optimal Criminal Networks, ch. 4 in M. Bouchard and C. Wilkins (eds.) Illegal Markets and the Economics of Organized Crime, Routledge, 2010 (with S. Easton)
- Distinguishing Limited Liability from Moral Hazard in a Model of Entrepreneurship, ch. 5 in T. Beck (ed.) Entrepreneurship in Developing Countries, Edward Elgar Publishing, 2009 (with A. Paulson and R. Townsend)
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