This paper investigates the nonlinear relationship between tourism and economic growth using a balanced sample of 58 countries in three continental samples (Africa, Asia, and Latin America) for the 2003–2017 period. First, we document an asymmetric threshold effect of tourism on economic...

We use a panel data set of 46 African countries over the 2003-2015 period to study the role of institutional quality in infrastructure-led growth. Based on causal analysis, we show large positive effects on growth for countries with strong institutional quality in comparison with their weak...