So-called "uphill capital flows", i.e. flows of physical capital from relatively poor to rich countries, are a new phenomenon with yet unclear impact. We develop a unified framework incorporating economic institutions, human capital and physical capital to study the interaction of international...

This paper explores the implications of Unified Growth Theory for the origins of existing differences in income per capita across countries. The theory sheds light on three fundamental layers of comparative development. It identifies the factors that have governed the pace of the transition from...