William Poole, Free Trade: Why Are Economists and Noneconomists So Far Apart (PDF), in Federal Reserve Bank of St. Louis Review, vol. 86, n. 5, 2004, p. 2, DOI:10.20955/r.86.1-6. URL consultato il 14 giugno 2023 (archiviato dall'url originale il 7 dicembre 2017).
«One set of reservations concerns distributional effects of trade. Workers are not seen as benefiting from trade. Strong evidence exists indicating a perception that the benefits of trade flow to businesses and the wealthy, rather than to workers, and to those abroad rather than to those in the United States.»