Carlsson, Magnus; Fumarco, Luca; Rooth, Dan-Olof - In: IZA journal of migration : IZAJOM 3 (2014), pp. 1-30
Correspondence studies can identify the extent of discrimination in hiring as typically defined by the law, which … includes discrimination against ethnic minorities and females. However, as Heckman and Siegelman (1993) show, if employers act … upon a group difference in the variance of unobserved variables, this measure of discrimination may not be very informative …