de Luna, Xavier; Johansson, Per; Sjöstedt-de Luna, Sara - Institute for the Study of Labor (IZA) - 2010
Abadie and Imbens (2008, Econometrica) showed that classical bootstrap schemes fail to provide correct inference for K-nearest neighbour (KNN) matching estimators of average causal effects. This is an interesting result showing that bootstrap should not be applied without theoretical...
