What is the fundamental value of a stock and do prices deviate from it? This paper answers these questions by using a Consumption-Capital Asset Pricing Model. I first show how to express the fundamental price as a function of expected future dividends and consumption as well as of their future...

As a consequence of recent technological advances and the proliferation of algorithmic and high frequency trading, the cost of trading in financial markets has irrevocably changed. One important change relates to how trading affects prices; known as price impact. Price impact represents the...