Different regions of an integrated economy tend toward similar economic growth rates. The main drivers of this long-run tendency are not price changes but rather movements of labor and capital, as data from North America, England, and France illustrate.
Jean-Luc Migué is a senior fellow at the Fraser Institute and professor emiritus of the École nationale d'administration publique,
Gérard Bélanger is a professor of economics at the Université Laval, Quebec City.