We expand the standard balance-of-payments-constrained (BOPC) growth rate model in three directions. First, we take into account the separate contributions of exports in goods, exports in services, overseas remittances, and foreign direct investment (FDI) inflows. Second, we use state-space...

This paper proposes and analyzes one possible reason why some countries get stuck in the middle-income trap: the role played by the changing structure of the economy (from low-productivity activities into high-productivity activities), the types of products exported (not all products have the...

This paper provides a working definition of what the middle-income trap is. It classifies 124 countries that have consistent data for 1950–2010. First, the paper defines four income groups of gross domestic product per capita in 1990 purchasing power parity dollars: low-income below $2,000; lower...

In this paper we look at the economic development of Sub-Saharan Africa (SSA) in the context of structural transformation. We use Hidalgo et al.’s (2007) concept of product space to show the evolution of the region’s productive structure, and discuss the opportunities for growth and...

We develop an Index of Opportunities for 130 countries based on their capabilities to undergo structural transformation. The Index of Opportunities has four dimensions, all of them characteristic of a country’s export basket: (1) sophistication; (2) diversification; (3) standardness; and (4)...