We introduce the idea that informational cascades can explain the observed regularity that emigrants from the same locations also tend to choose the same foreign locations. Thus informational cascades generates herd behaviour. Herd behaviour is compared with the network externalities explanation...

We develop a dynamic model of identity formation that explains why ethnic minorities may choose to adopt oppositional identities (i.e. some individuals may reject or not the dominant culture) and why this behavior may persist over time. We first show that the prevalence of an oppositional...

This paper reviews the traditional ambiguity of Portuguese policy towards external liberalization. Product and labour markets have become segmented as a result of the soft budget constraint faced by large corporations and job protection in the public sector. Relaxation of entry requirements into...