Discrete variables that show a natural ordering across response levels are commonly analyzed based on data collected in surveys and in field observations. These variables follow a natural unimodal probability distribution, as the levels that are closer to the actual chosen level are more likely...

The question of how people revise their decisions about whether to emigrate, and where to, when facing changes in the global environment is of critical importance in migration literature. We propose a cross-nested logit (CNL) approach to generalize the way deviations from the IIA (independence...