I investigate causal machine learning (CML) methods to estimate effect heterogeneity by means of conditional average treatment effects (CATEs). In particular, I study whether the estimated effect heterogeneity can provide evidence for the theoretical labour supply predictions of Connecticut's...

Is ethnic inequality associated with aversion to authoritarian regimes and increase support for democracy as a means of influencing redistribution? Using four rounds of Afrobarometer panel data, covering 29 African countries and 353 distinct ethnic groups, and an ordered logistic model, we show...