The question of whether two drugs - namely alcohol and tobacco - are used as complements or substitutes is of crucial interest if side-effects of anti-smoking policies are considered. Numerous papers have empirically addressed this issue by estimating demand systems for alcohol and tobacco and...

Instituting an initial round of centralized wage setting before an ultimate round ofdecentralized wage bargaining may raise actually raise employment. A general multiequilibriummodel is presented with strategic complementarities in theimplementation of a new technology through aggregate demand...