Bachem, Milian; Ergun, Lerby M.; Vries, Casper G. de - 2021 - Last updated: September 29, 2021
Scaling behavior measured in cross-sectional studies through the tail index of a power law is prone to a bias. This hampers inference; in particular, time variation in estimated tail indices may be erroneous. In the case of a linear factor model, the factor biases the tail indices in the left and...