This paper, using a long-term, product-level cross-country dataset, analyzes the trade-growth nexus by introducing two novel indicators able to capture demand and supply attributes of countries' quality of specialization. The Keynesian efficiency index measures demand attractiveness of the...

This paper shows how gains from trade are conditioned by love of variety, defined as the extent to which an additional product variety generates benefits in either final or intermediate consumption. We develop a multi-country, multi-sector gravity trade model where love of variety is...