PUASCHUNDER, J. Putty Capital and Clay Labor: Differing European Union Capital and Labor Freedom Speeds in Times of European migration. The New School Economic Review, [S. l.], v. 8, n. 1, p. 147–168, 2016. Disponível em: https://nsereview.org/index.php/NSER/article/view/72. Acesso em: 12 mar. 2025.