Hisano, Ryohei; Mizuno, Takayuki - In: Physica A: Statistical Mechanics and its Applications 390 (2011) 2, pp. 309-318
Using the uniform most powerful unbiased test, we observed the sales distribution of consumer electronics in Japan on a daily basis and report that it follows both a lognormal distribution and a power-law distribution and depends on the state of the market. We show that these switches occur...