Greenblatt, R.E. - In: Physica A: Statistical Mechanics and its Applications 392 (2013) 20, pp. 5006-5018
Profit realization is the dominant feature of market-based economic systems, determining their dynamics to a large … extent. Rather than attaining an equilibrium, profit rates vary widely across firms, and the variation persists over time …. Differing definitions of profit result in differing empirical distributions. To study the statistical properties of profit rates …