{"identifier":"nobleid:/w1/20260521/59CD3F92","arkIdentifier":"ark:/48914/w1/20260521/59CD3F92","version":1,"workTitle":"SPECIFICATION AND ESTIMATION OF SEMIPARAMETRIC MULTIPLE-INDEX MODELS","workType":"Journal Article","authors":"Bas Donkers, Marcia M. A. Schafgans","description":null,"workUrl":null,"existingDoi":"10.1017/s0266466608080626","createdAt":"2026-05-21T13:27:10.414580Z","canonicalUrl":"https://nobleid.org/ark:/48914/w1/20260521/59CD3F92.v1"}