Do Larger Firms Exert More Market Power? Markups and Markdowns along the Size Distribution
Matthias Mertens, Bernardo Mottironi
September 1, 2025
Combining financial statements with firm-level product prices, we find that larger firms exhibit lower markups, although they are overcompensated by substantially higher wage markdowns. We explain our divergence from prior results by highlighting how labor market power affects markup estimates.