“…Although a large number of firms have adopted profit-sharing schemes (PSSs henceforth) around the world,1 most prior studies on PSSs focus on the schemes' impact on labor productivity, training intensity, unemployment, or the wage rate (see, e.g., Estrin & Wadhwani, 1989;Kraft & Lang, 2013;Weitzman, 1983Weitzman, , 1985.2 Fewer studies have investigated the determinants of the profit sharing rate. These studies, however, abstract from either the employment decision (Moretto & Pastorello, 1998;Moretto & Rossini, 1995) or the hiring costs (Koskela & Stenbacka, 2004, even though firms often incur substantial sunk costs in hiring and/or firing workers.…”