The financial theory admits that levered firms record a value surplus compared to unlevered firms, at least because of the tax savings, related to interest. However, incurred debt, especially the long term debt, has a more consistent influence on performance, as stated by the Modigliani-Miller...

Informational efficiency of capital markets has been the subject of numerous empirical studies. Intensive research of the field is justified by the important implications of the knowledge of the of informational efficiency level in the financial practice. Empirical studies that have tested the...

The financial theory admits that levered firms record a value surplus compared to unlevered firms, at least because of the tax savings, related to interest. A series of fundamental studies indicate this phenomenon. However, incurred debt, especially the long term debt, has a more consistent...