A recent book by Kolari, Liu, and Huang (KLH) (2021) developed a new theoretical capital asset pricing model dubbed the ZCAPM, which outperformed well-known multifactor models in cross-sectional tests using U.S. stocks. This paper extends their analyses by employing a longer sample period from...

Kolari, Liu, and Huang (2021) recently proposed and empirically tested a new asset pricing model dubbed the ZCAPM that consistently outperformed popular multifactor models using U.S. stock returns. Is the ZCAPM a false discovery? As verification, this paper provides international stock return...