Federico Nutarelli, Ph.D.

How does market size impact on innovation? In this article we dig into this fundamental issue in the context of Pharmaceutical Industry. Several issues arose in the literature concerning the reverse causality of market size to innovation. In the following, we try to overcome the latter endogeneity problem through a novel instrument namely, pharmaceutical recalls of drugs. How does market size impact on market innovation? Back in 2004, Acemoglu, Linn (2004) tried to instrument

How did COVID-19 impact on the probability of exporting of firms? COVID-19 impacted our everyday life and continues to do so. The pandemic hit so hard that Econometrics itself was involved. Indeed, any counterfactual analysis seems impossible as COVID-19 had a "vertical" impact on every individual. Thus, the construction of a "control group" is very difficult, not allowing for any causal inference...or maybe not? Machine Learning can help uncovering apparently hidden patterns