Persson and Tabellini (2003) show that presidential regimes and majoritarian election systems have important effects on fiscal policy, government effectiveness and productivity. Here, their dataset is extended in a number of ways: the number of countries included is increased from 85 to up to...

A central puzzle in international finance is that real exchange rates are volatile and, in stark contradiction to effcient risk-sharing, negatively correlated with cross-country consumption ratios. This paper shows that incomplete asset markets and a low price elasticity of tradables can account...

This paper looks at the impact on Australia’s trade in crops (non-wheat grains and oilseeds) where GM technology has been introduced. The model includes assumptions about the productivity gains of GM crops, possible consumer responses and regulatory costs for Australia and its major trading...