Labor unions like to portray collective bargaining as a basic civil liberty, akin to the freedoms of speech, press, assembly and religion. For a teachers union, collective bargaining means that suppliers of teacher services to all public school systems in a state—or even across states—can collude with regard to acceptable wages, benefits and working conditions. An analogy for business would be for all providers of airline transportation to assemble to fix ticket prices, capacity and so on. From this perspective, collective bargaining on a broad scale is more similar to an antitrust violation than to a civil liberty.
Read the whole thing here.