I study expertise acquisition in a model of trading under asymmetric information. I propose and implement a method to estimate the ratio of social to private marginal value of expertise. This can be decomposed into three sufficient statistics: traders' average profits, the fraction of bad assets...

This paper revisits the study of Cochrane (2005), to estimate the risk and returns of venture capital investments while correcting for the selection bias. We use an up-to-date dataset and enhance it to account for missing firm valuations using machine learning. The model is able to infer, with a...

We revisit the study of Cochrane (2005) to estimate the risk and return of venture capital investments with selection bias correction. We use an up-to-date dataset and enhance it to account for missing valuations using machine learning. We infer, with a median error of less than 4%, the true log...