← Search Journal of Political Economy Vol. 97 No. 4 1989 Tournaments, Piece Rates, and the Shape of the Payoff Function Robert Drago; John S. Heywood Volume97 Issue4 Pages992-998 Sources bibtex:phds-export.bib Cite APA 7 MLA 9 Chicago (author–date) Harvard Elsevier Harvard (JFE, JBF…) The Accounting Review Academy of Management American Marketing Association INFORMS (Management Science) Copy citation Copied ✓