The estimation of causal effects is a primary goal of behavioral, social, economic and biomedical sciences. Under the unconfounded treatment assignment condition, adjustment for confounders requires estimating the nuisance functions relating outcome and/or treatment to confounders. The...

The estimation of causal effects is a primary goal of behavioral, social, economic and biomedical sciences. Under the unconfounded treatment assignment condition, adjustment for confounders requires estimating the nuisance functions relating outcome and/or treatment to confounders. The...

Data suggest that the Canadian financial structure, and particularly indirect finance (e.g., banking), have become more market-oriented. We associate this financial trend in part with the regulatory changes that have occurred in Canada since the 1980s. Financial intermediaries are increasingly...

We model a two-tiered market structure in which an investor can trade an asset on a trading platform with a set of dealers who in turn have access to an interdealer market. The investor's order is informative about the asset's payoff and dealers who were contacted by the investor use this...

This paper studies how labor flexibility and mobility induced by the gig economy, affects corporate investment, by exploiting the staggered entry of the leading online delivery platforms into different cities in China and across the globe. The results show that, following the entry of delivery...