He applied those methods to the fields of education, health care, poverty, public interest law, and nonprofit organization.

He is currently the Cardiss Collins Professor of Economics Emeritus and a Fellow of the Institute for Policy Research at Northwestern University.

From 2000 to 2005, Weisbrod was chair of the Social Science Research Council (SSRC) Committee overseeing its program on Philanthropy and the Nonprofit Sector; from 2002 to 2005 he was a member of the National Academy of Sciences Panel on the Measurement of Nonmarket Activity, and since 2005 he has been a member of the Internal Revenue Service User Group Advisory Committee.

Weisbrod served earlier as a Senior Staff Economist on the Council of Economic Advisors under Presidents John F. Kennedy and Lyndon B. Johnson.

He also previously held positions on the Economics faculty at Washington University in St. Louis and Carleton College in Minnesota.