q=%28%E7%BE%8E%29%E5%90%89%E6%81%A9%C2%B7m.%E6%A0%BC%E7%BD%97%E6%96%AF%E6%9B%BC%28gene+m.+grossman%29%EF%BC%8C%28%E4%BB%A5%29%E5%9F%83%E5%B0%94%E8%B5%AB%E5%8D%97%C2%B7%E8%B5%AB%E5%B0%94%E6%99%AE%E6%9B%BC%28elhanan+helpman%29%E8%91%97&searchType=standard&isFacet=true&view=standard&searchWay=author&rows=10&sortWay=score&sortOrder=desc&searchWay0=marc&logical0=AND
rows=10&searchWay0=marc&logical0=AND
(美)吉恩·M.格罗斯曼(Gene M. Grossman)，(以)埃尔赫南·赫尔普曼(Elhanan Helpman)著