Recently, there has been a growing interest in newly developed econometric tools to conduct counterfactual analysis when a treated unit experiences a policy intervention, and an artificial control group has to be constructed. Adopting novel penalized synthetic control methods, we quantify the...

In light of the persistent shortage of organ donations needed to save precious human lives, several countries have modified their organ donation laws introducing an opt-out system. Using a panel dataset covering a 21-year period, I apply a synthetic control approach to focus on countries that...

When there are multiple outcome series of interest, Synthetic Control analyses typically proceed by estimating separate weights for each outcome. In this paper, we instead propose estimating a common set of weights across outcomes, by balancing either a vector of all outcomes or an index or...