This thesis is a collection of three essays in international trade. Chapter 1 explains how firm heterogeneity and market structure can distort the geography of international trade. By considering only the intensive margin of trade, Krugman (1980) predicts that a higher elasticity of substitution...

Artículo de revista ; The technologies underlying money and payment systems are evolving rapidly. Both the emergence of distributed ledger technology (DLT) and rapid advances in traditional centralised systems are moving the technological horizon of money and payments. These trends are embodied...

Artículo de revista ; The technologies underlying money and payment systems are evolving rapidly. Both the emergence of distributed ledger technology (DLT) and rapid advances in traditional centralised systems are moving the technological horizon of money and payments. These trends are embodied...