A two-country model of the FDI versus export decisions of firms is analysed. The analysis considers both the Cournot duopoly and the Bertrand duopoly models with differentiated products. It is shown that the static game is often a prisoners' dilemma where both firms are worse off when they both...

Conditions for the occurrence of immiserizing growth and the Metzler paradox are analysed in the Ricardian model when consumers in the foreign country have Leontief preferences while consumers in the home country have Cobb-Douglas preferences. By using specific functional forms, the conditions...

Taxation under oligopoly is analysed in a general equilibrium setting where the firms are large relative to the size of the economy and maximise the utility of their shareholders. It turns out that the model is an aggregative game, which simplifies the comparative statics for the effects of...

In a free-entry Cournot oligopoly model with a quadratic utility function that yields differentiated products, it is shown that there are losses from trade when the trade cost is close to the prohibitive level. Although the total number of varieties increases, there is a reduction in consumer...

The welfare effects of Brexit on the UK, the EU27 and the rest of the world are analysed in a model of international trade under oligopoly. A hard Brexit where the UK trades according to WTO rules is shown to decrease total UK welfare, to have an ambiguous effect on total EU27 welfare, and to...