1.
 |  | Title: Employment, Labor Unions and Wages (Economists of the Twentieth Century) by Orley C. Ashenfelter, Kevin F. Hallock ISBN: 185898128X Publisher: Edward Elgar Pub Pub. Date: August, 1997 List Price: $110.00 Amazon.com Price: $110.00 |
2.
 |  | Title: Economic Institutions and the Demand and Supply of Labor (Economists of the Twentieth Century) by Orley Ashenfelter, Kevin F. Hallock ISBN: 1858981301 Publisher: Edward Elgar Pub Pub. Date: August, 1997 List Price: $110.00 Amazon.com Price: $110.00 |
3.
 |  | Title: Economic Institutions and the Demand and Supply of Labor: The Collected Essays of Orley Ashenfelter, Volume Three (Economists of the Twentieth centur by Orley Ashenfelter, Kevin F. Hallock ISBN: 9996009238 Publisher: Edward Elgar Pub Pub. Date: February, 1997
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4.
 |  | Title: The Economics of Executive Compensation (International Library of Critical Writings in Economics, 103) by Kevin F. Hallock, Kevin J. Murphy, Kevin J. Murph ISBN: 1858987946 Publisher: Edward Elgar Pub Pub. Date: April, 1999 List Price: $460.00 Amazon.com Price: $460.00 |