The purpose of this paper is to investigate the changes in initial public offering (IPO) underpricing and short-run performance following a regulatory reform (No. 54 [2002] China Securities Regulatory Commission (CSRC)) of the method of allocating IPO shares in China. On 20 May 2002, the CSRC...

Randomness and regularities in finance are usually treated in probabilistic terms. In this paper, we develop a different approach in using a non-probabilistic framework based on the algorithmic information theory initially developed by Kolmogorov (1965). We develop a generic method to estimate...