There has been great focus in the recent trade theory literature on the introduction of firm heterogeneity into trade models. However, these models tend to rely heavily on symmetry assumptions and assume melting iceberg transport costs as the only form of trade restrictions. Moreover, a standard...

There has been great focus in the recent trade theory literature on the introduction of firm heterogeneity into trade models. This introduction has highlighted the importance of the entry/exit decision of firms in response to changes in trade barriers. However, it is typical in many of these...

We investigate the response of US trucking firms to the removal of barriers to crossborder trucking under NAFTA. This was done via a program implemented in 2007, cancelled in 2009, and reinstated in 2011. We find that, unsurprisingly, the program's start resulted in lower stock returns,...