The Kyoto Protocol’s success or failure should be evaluated against the unobserved counterfactual of no treatment. This requires instrumental variables. We find that countries’ membership in the International Criminal Court (ICC) predicts Kyoto ratification in a panel model. Both...

A country’s carbon footprint refers to the CO₂ emissions caused by domestic absorptionactivities. Trade in goods drives a wedge between the footprint and local emissions. Weprovide a panel database on carbon footprints and carbon net trade. Using a differencesin-differences IV estimation...

Many Kyoto countries fear a loss of competitiveness due to unilateral climate policyefforts; policymakers therefore call for carbon-related border tax adjustments. With thispaper we attempt to estimate the treatment effect of Kyoto commitment on bilateralexport flows using regression-adjusted...

The paper sets up a two-country asymmetric trade model with heterogeneous firms,search frictions and endogenous labor market institutions. Countries are linked by tradein goods and non-cooperatively set unemployment benefits to maximize national welfare.We show that more open and smaller...

Using data from the US commodity flow surveys, we show that the historical Union-Confederacy border lowers contemporaneous trade between US states by about 16 percentrelative to trade flows within the former alliances. Amongst one million placebos, thereis no other constellation of state...