This paper investigates the relationship between democracy and economic growth in the context of a linear index threshold regression model. We rst introduce the baseline model with endogeneity and propose a two-step smoothed GMM estimation method. We show the consistency and derive the...

Exploring the causal relationship between energy consumption and economic growth is important in energy economics. We performed an empirical re-examination of the causal interactions between these two factors in South Korea. As most previous studies in South Korea overlook the nonlinear behavior...

This paper estimates that the macroeconomic damages from climate change are six times larger than previously thought. We exploit natural variability in global temperature and rely on time-series variation. A 1°C increase in global temperature leads to a 12% decline in world GDP. Global...