In a remarkably simple and yet in one of the most original and insightful observations of 20th century economics, Gordon Tullock observed that there are efficiency losses when public policies and political behavior create contestable rents. Tullock also observed that social losses from...

Migration has a strong economic impact on the sending and host countries. Since individuals and groups do not benefit equally from migration, interest groups emerge to protect and take care of their narrow self-interests and compete for rents generated by migration. Narrow self-interests may be...