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We examine the link between trade liberalization and aggregate productivity, with a focus on improved market selection resulting from a reduction in trade barriers and in the dispersion of these bar...
This paper investigates the effect of idiosyncratic ( firm-level) policy distortions on aggregate outcomes. Exploiting harmonized firm-level data for a number of countries, we show that there is sub...
In many countries, taxes on businesses are less progressive than labor income taxes. This paper provides a justification for this pattern based on adverse selection that entrepreneurs face in credit m...
We construct a fully specified extensive form game that captures competitive markets with adverse selection. In particular, it allows firms to offer any finite set of contracts, so that cross-subsidiz...
We model an online display advertising environment with brand advertisers and betterinformed performance advertisers, and seek an auction mechanism that is strategy-proof, anonymous and insulates bran...
We introduce two new equilibrium re nements for nite normal form games, both of which incorporate the intuitive idea that a costless deviation by one player is more likely than a costly deviation b...
ccare to the heavily regulated private markets for property and casualty are to the heavily regulated private markets for property and casualty insurance, government intervention in insurance market...
To combat adverse selection, governments increasingly base payments to health plans and providers on enrollees’ scores from risk-adjustment formulae. In response to evidence of plan overpayments due t...
We use employee-level panel data from a single firm to explore the possibility that individuals may select insurance coverage in part based on their anticipated behavioral (“moral hazard”) respons...
We analyze trade policy in a symmetric, two-country version of the Melitz-Ottaviano (2008) model. Our characterizations are ináuenced by three driving forces corresponding to the selectionect, the ...
Assessing the productivity gains from multinational production has been a vital topic of economic research. Positive aggregate productivity gains are often attributed to within-firm productivity impro...
This paper examines the extent to which the positive relationship between personal wealth and entry into entrepreneurship is due to financing constraints. I exploit a tax reform and use unique micro-d...
People often experience tension over certain choices (e.g., they should reduce their gas consumption or increase their savings, but they do not want to). Some posit that this tension arises from the c...
We use employee-level panel data from a single firm to explore the possibility that individuals may select insurance coverage in part based on their anticipated behavioral ("moral hazard") response to...

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