Ishikawa, Atushi; Fujimoto, Shouji; Watanabe, Tsutomu; … - Faculty of Economics, University of Tokyo - 2012
We discuss a mechanism through which inversion symmetry (i.e., invariance of a joint probability density function under the exchange of variables) and Gibrat’s law generate power-law distributions with different tail exponents. Using a dataset of firm size variables, that is, tangible fixed...