369 U.S. 736 (1962) Cited 710 times 29 Legal Analyses
Holding that "an employer's unilateral change in conditions of employment under negotiation" is a violation of the National Labor Relations Act because "it is a circumvention of the duty to negotiate"
Holding that where statute's meaning is obvious, courts and Board must defer to Congress's unambiguous intent, but where ambiguity exists, courts must defer to an agency's reasonable interpretation of the statute
356 U.S. 342 (1958) Cited 296 times 1 Legal Analyses
Holding employer's insistence on a ballot clause was an unfair labor practice under § 8 because it was a non-mandatory subject of bargaining and it "substantially modifies the collective-bargaining system provided for in the statute by weakening the independence of the 'representative' chosen by the employees. It enables the employer, in effect, to deal with its employees rather than with their statutory representative."
306 U.S. 208 (1939) Cited 512 times 5 Legal Analyses
Holding proof of an explicit agreement unnecessary to establish antitrust conspiracy among movie distributors where, "knowing that concerted action was contemplated and invited, the distributors gave their adherence to the scheme and participated in it"
375 U.S. 405 (1964) Cited 213 times 1 Legal Analyses
Holding that the Act “prohibits not only intrusive threats and promises but also conduct immediately favorable to employees which is undertaken with the express purpose of impinging upon their freedom of choice for or against unionization and is reasonably calculated to have that effect.”