Ireland as a counter-example to the “ghost nations” hypothetical

These thoughts began in my mind as a comment on Paul Crider’s post “Ghost nations and the end of emigration,” but I decided they merited a separate post. Crider is responding to the suggestion in Paul Collier’s Exodus that open borders might lead to the complete emptying out of some nations. Collier makes the rather … Continue reading Ireland as a counter-example to the “ghost nations” hypothetical

Ghost nations and the end of emigration

One of the more interesting studies that Paul Collier discussed in his new book was this one by Frederic Docquier et al, which applies a general equilibrium analysis to the impact of outward skill flow (“brain drain”) on different regions. While the skill outflow is typically viewed as directly detrimental to a poor nation that … Continue reading Ghost nations and the end of emigration

Response to Paul Collier: Chapter 2

(This post is part of a series in response to Paul Collier’s Exodus. See my response to Chapter 1.) Chapter 2 of the migration-skeptical economist Paul Collier’s Exodus is entitled “Why Migration Accelerates,” but he starts by explaining the wealth and poverty of nations. The way he does so sets the stage for serious doubts about the … Continue reading Response to Paul Collier: Chapter 2

A case for open borders that is radically agnostic about migrant count

In a previous post, I considered the considerable divergence, even among open borders advocates, about the raw count and selectivity of migrants under open borders. I argued that it is important to get more clarity on these questions, including understanding the source of disagreement and how different views regarding these can affect the other estimates … Continue reading A case for open borders that is radically agnostic about migrant count