Applied and Social Sciences magazines
- Mandel, Ernest
- Mangoldt, Hans Karl Emil Von
- Manifolds
- Manorial Economy
- Marett, Robert Ranulph
- Marginal Productivity
- Marginalism
- Marital Conflict
- Market Clearing
- Market Clearinghouse
- Market Correction
- Market Fundamentals
- Markets and Industries
- Markov Chains
- Markowitz, Harry M.
- Markup Pricing
- Marriage Protection Amendment
- Marriage, Partnership, and Divorce
- Marriage, Same-Sex
- Married Women's Property Act of 1848