Ackerberg, Daniel; Chen, Xiaohong; Hahn, Jinyong - In: The Review of Economics and Statistics 94 (2012) 2, pp. 481-498
The goal of this paper is to develop techniques to simplify semiparametric inference. We do this by deriving a number of numerical equivalence results. These illustrate that in many cases, one can obtain estimates of semiparametric variances using standard formulas derived in the well-known...