In this paper, I explore the impact of per capita income and population size on markups and bilateral trade flows in a random search framework. The intuition is that, when a firm randomly meets a consumer, only that consumer's income matters to the firm's pricing strategy;the size of the...

In this paper we highlight a new channel through which dollar fluctuations can become a self-fulfilling pro-cyclical force. We call this mechanism "Imperial Circle" as it makes the dollar the dominant macroeconomic variable in the context of the current international monetary system. At the core...

It is well documented that business cycles of developed countries are characterised by persistent output fluctuations, and this has been the subject of much theoretical interest. However, the case for developing countries has been somewhat neglected in the literature. This paper addresses this...

There is world-wide convergence in life expectancy, despite little convergence in GDP per capita. If one values longer life much more than material happiness, the world living standards may this have already converged substantially. This paper introduces the concept of the dynastic general...