Beresteanu, Arie; Molchanov, Ilya; Molinari, Francesca - Centre for Microdata Methods and Practice (CEMMAP) - 2008
the relationship between the outcome variable and the exogenous
variables is a correspondence rather than a function. When … variable which chooses the equi-
librium played in the regions of the sample space where the model admits multiple equilibria …. Therefore, the relationship
between the outcome variable of interest and the exogenous variables is a correspondence rather
than …