A large and growing body of academic research suggests there are market anomalies that can be exploited to beat a strict index approach. Some of that research has been recognized with Nobels in economic science - William F. Sharpe in 1990 and Eugene F. Fama in 2013.

As a global disrupter, Uber is no stranger to conflict, and its instinct has always been pugilistic.

A major way that losses are generated in real estate ventures is through depreciation, which is supposed to reflect the way that assets lose value over time. But a well-maintained building typically gains value.

Almost everyone agrees that corporate tax rates need to be cut because of global competition. Companies should not be able to stash earnings overseas tax-free.

In this era of digital special effects, I think it's good to work with our hands and our hearts, to use water and clay, to dry it in the air from the sun. This brings you back to the element of life.

Nobody is forcing anybody who is uncomfortable with the terms of service to use Facebook. Executives point out that Internet users have choices on the Web.

Digital communication is completely different from in-person, face-to-face conversations. One will give you surface insights, and the other really gives you depth.

Some critics have challenged what the return on investment is for engagement in social media. Others have complained that the metrics don't exist to demonstrate value.