See also 'Counter Intuitive Results in a Simple Model of Wage Bargaining' in <I>Economic Theory</I> (2001). Volume 17, p. 81-99).<P> Short-term contracts and exogenous productivity growth are introduced in asimple wage bargaining model. The equilibrium utilities corresponding tomilitant union behaviour...</p></i>

Short-term contracts and exogenous productivity growth are introduced in a simple wage bargaining model. The equilibrium utilities corresponding to militant union behaviour are independent of the contract length. The wage dynamics are linear if strike is credible (low wage shares) and nonlinear...