“…The probability of such social interaction in, and the diffusion of information through, social networks, and thus the exchange of information about a strike, increase when the workers of two sectors share more similarities with respect to their occupation, skills, and level of education ðMarsden 1988; Schneider et al 1997;McPherson, Smith-Lovin, and Cook 2001Þ. Information on bargaining outcomes elsewhere, including strikes, may be more relevant and more easily interpreted for workers, negotiators, and management when they take place in sectors with similar skill levels.…”