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Author (up) Title Year Publication Volume Pages
Callen, J.L. Money donations, volunteering and organizational efficiency 1994 Journal of Productivity Analysis 5 215-228
Callen, J.L. Data envelopment analysis: Partial survey and applications for management accounting 1991 Journal of Management Accounting Research 3 35-56
Callen, J.L.; Falk, H. Agency and Efficiency in Nonprofit Organizations: The Case of ’Specific Health Focus’ Charities 1993 Accounting Review 68 48-65
Callen, J.L.; Klein, A.; Tinkelman, D. Board composition, committees, and organizational efficiency: The case of nonprofits 2003 Nonprofit and Voluntary Sector Quarterly 32 493-520