Raiders of the Delegated Treasury.

Public-employee unions not only are different from trade unions but also are different in kind from other interest groups. "Unlike unions in the private sector", DiSalvo observes, "government unions have incentives to push for more public employment, which increases their ranks, fills their coffers with new dues, and makes them more powerful. The shopping spree by unions reflects the unprecedented political war chest that public-employee unions have amassed with the exclusive rights afforded by collective bargaining. Police unions, teachers' unions, and other public-sector unions have built a fortress against supervisory decisions. [Extracted from the article]