We show how consumers’ environmental concerns may limit ‘love of variety’ (LOV) and be reflected in consumers decisions. We investigate how the impact of environmental degradation on LOV influences demand and optimal product variety, and how a pollution tax on firms might be used to...

Using a two-sector-two-country model with aggregate scale economies and unionisation, we show that optimal welfare state policy entails positive levels of unemployment benefits under free-trade and capital mobility. In this setting, economic integration does not reduce the revenue raising...

We study how the interaction between economic openness and competitive selection affects the effectiveness of employment (and entry) subsidisation. Within a two-country heterogeneous-firms model with endogenous labour supply, we find that optimal employment subsidies are always positive even...