This 50th Celebratory Research in Labor Economics volume contains ten original and innovative articles each written by stellar senior scholars in labor economics addressing aspects of worker well-being.

Foreword; Ronald G. Ehrenberg Chapter 1. The Sam Approach to Epidemic Models; Pietro Garibaldi, Espen R. Moen, and Christopher A Pissarides Chapter 2. The Effects of Advanced Degrees on the Wage Rates, Hours, Earnings and Job Satisfaction of Women and Men; Joseph G. Altonji, John Eric Humphries, and Ling Zhong Chapter 3. Compensating Differentials for Occupational Health and Safety Risks: Implications of Recent Evidence; Thomas J. Kniesner and W. Kip Viscusi Chapter 4. The Career Evolution of the Sex Gap in Wages: Discrimination Vs. Human Capital Investment; David Neumark and Giannina Vaccaro Chapter 5. Gender Economics: Dead-Ends and New Opportunities; Shelly Lundberg Chapter 6. Productivity and Wages: What Was the Productivity-Wage Link in the Digital Revolution of the Past and What Might Occur in the Ai Revolution of the Future?; Edward P. Lazear, Kathryn Shaw, and James Jedras Chapter 7. Agency, Activism and the Expansion of the Regulatory State; Robert Topel Chapter 8. Right-To-Work Laws, Unionization, and Wage Setting; Nicole M. Fortin, Thomas Lemieux, and Neil Lloyd Chapter 9. The Fall and Rise of Immigrant Employment During the Covid-19 Pandemic; George J. Borjas and Hugh Cassidy Chapter 10. Widows’ Time: Adjusting To Loss; Daniel S. Hamermesh, Michał Myck, and Monika Oczkowska