Margin requirements are designed to control the default risk inherent to commitments undertaken by traders writing options. Much like similar institutions, the Tel Aviv Stock Exchange first adopted a system based on the Standard Portfolio Analysis of Risk (SPAN), which sets required levels of...

International multiple listing offers a unique opportunity to study the efficiency of information transmission across national markets. The knowledge gained from observing a stock of the same company priced in multiple markets differs from what may be gained from observing relations across...

This paper seeks to draw attention to a flaw in the firm’s Free Cash Flow model and related statement widely accepted in Corporate Finance. We argue that the common offset of any Current Liabilities against Current Assets distorts the FCF size, composition, and volatility, thereby misstating...