In this paper, we examine the issue of b - convergence of per-capita GDP in the ECOWAS countries under the assumption of parameter heterogeneity. We apply panel data techniques to an error-correction model that allow us to take into account latent heterogeneities across the countries. In...

We assess the impact of China's bilateral political relations with three main trading partners—the US, Germany, and the UK—on current account balances and exchange rates, over the 1960Q1-2022Q4 period. Relying on the lag-augmented VAR approach with time-varying Granger causality tests, we...