“…However, their results often require rather strong assumptions on f (•) such as smoothness conditions and compact support upon which it is bounded away from zero, see e.g. Khan and Lewbel (2007) and Jacho-Chávez (2010). Alternatively, this paper establishes the weak convergence of a version of (1.2) that imposes no explicit restrictions on the support of X, apart from general moment conditions on the joint distribution of (Y, X).…”