In the case of United States et al. v. Pacific Coast Wholesalers' Association et al., 1949, the Supreme Court ruled in favor of the United States government and against a group of wholesalers who were accused of violating antitrust laws by fixing prices on canned fruits and vegetables. The defendants argued that they were exempt from these laws due to their status as agricultural cooperatives, but this argument was rejected by the court. Instead, it held that while individual farmers could form cooperatives to process and sell their products without violating antitrust law, wholesalers could not do so because they did not share in any risks or benefits associated with farming itself.

In the dissenting opinion for United States et al. v. Pacific Coast Wholesalers' Association et al., Justice Jackson argued that the majority's decision to uphold a cease and desist order against a group of wholesalers was an overreach of federal power, infringing on states' rights to regulate their own commerce. He contended that these wholesalers were not engaged in interstate commerce but rather intrastate business activities, which should be under state jurisdiction according to principles of federalism enshrined in the Constitution. Furthermore, he expressed concern about potential negative impacts on small businesses due to this expansive interpretation of federal authority over commercial practices. In his view, such decisions could lead towards centralization and monopolies by discouraging local competition and entrepreneurship.