Estimating markups has a long tradition in industrial organization and international trade. Economists and policy makers are interested in measuring the effect of various competition and trade policies on market power, typically measured by markups. The empirical methods that were developed in...

We semiparametrically estimate the impact of the Mexican conditional cash transfer program Oportunidades on the time mothers and older sisters spend taking care of children aged under 3, using the randomization of the program placement and the methodology in Lewbel (2000). Results support the...

We analyse order placement strategies in a limit order market, using data on the order flow from the Stockholm Stock Exchange. Traders submitting market or limit orders trade off the order price against both the execution probability and the winner’s curse risk associated with different order...