power laws, which allows for testing the goodness of fit as well as for comparing the power-law model with rival … distributions, we find that a power-law model is consistent with data only in 35% of the analysed data sets. Moreover, even if … wealth data are consistent with the power-law model, they are usually also consistent with some rivals like the log-normal or …

law model, that the influence of missing articles is largest when the total number of publications is small, and non … of missing articles. This statement is shown by a combinatorial argument. We further show, by using a continuous power …