@techreport{a987198a86374e159bb2bc37fe8472b8,
title = "Estimating and interpreting models with endogenous treatment effects: The relationship between competing estimators of the union impact on wages",
keywords = "Wages, Trade Unions, Estimation, Models",
author = "F. Vella and M.J.C.M. Verbeek",
note = "Pagination: 13",
year = "1993",
language = "English",
volume = "1993-51",
series = "CentER Discussion Paper",
publisher = "Unknown Publisher",
type = "WorkingPaper",
institution = "Unknown Publisher",
}