Ishikawa, Atushi; Fujimotoa, Shouji; Watanabe, Tsutomu; … - Center for Advanced Research in Finance, Faculty of … - 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...