This paper contrasts the valuation of accounting numbers related to two classes of assets - the internally managed, fully-controlled assets versus the "significant influence" investments, that is, investments where the investing firm exercises influence, but not control, over the assets. We find...

Valuation signals have been among the most popular between equity portfolio managers. Given the large variation of techniques and theories with regard to how value is measured, this study investigates the efficacy of alternative value measures. We consider a cross section of simple and...

This paper examines long-term price overreactions in various financial markets (commodities, US stock market and FOREX). First, t-tests are carried out for overreactions as a statistical phenomenon. Second, a trading robot approach is applied to test the profitability of two alternative...

This paper examines short-term price reactions after one-day abnormal price changes and whether they create exploitable profit opportunities in various financial markets. A t-test confirms the presence of overreactions and also suggests that there is an "inertia anomaly", i.e. after an...