Exit Barriers in the Steel Industry
研究了钢铁行业因高退出壁垒导致产能过剩持续存在的原因，并讨论了当前贸易保护和养老金政策对退出壁垒大小的影响。
A study of how excess capacity in the steel industry has persisted because of high exit barriers that have delayed the industry's contraction; includes a discussion of the effects of current trade protection and pension policies on the size of exit barriers.