History is replete with examples of tech firms that were marginalized by new companies and technologies.

Barry Ritholtz

Barry Ritholtz

Profession: Author
Nationality: American

Some suggestions for you :

Content is king. When you are asking people to read you several times a day, you better have some fine content.

In New York, the former lack of real competition allowed taxis to extract excessive charges, regardless of the poor service.

Indeed, eventually, random outcomes all revert to the mean, meaning that streaks eventually end. Understanding this is a key part of intelligent and rational investing.

Twitter has become a group conversation of that type that used to take place on trading floors.

Whenever you hear a discussion about the short-term swings in any given stock's price, your immediate thought should be whether it matters to why you are investing.

Investors tend to discover 'hot' mutual fund managers just after a successful run and just before the inescapable force of mean reversion is about to kick in.

Outcome is simply the final score: Who won the game; what numbers came up in a roll of the dice; how high did a stock go. Outcome is the result, regardless of the method used to achieve it. It is not controllable.

A well-designed 401(k) plan is an enormous competitive edge when recruiting and retaining employees.

When markets are rallying, cash in the portfolio is a drag on performance, returning about zero.

If you have read me for any length of time, you know I am less than enthralled with much of what passes for financial news.

A number of bloggers in economics and the financial sector have risen to prominence through the sheer strength of their work. Note it was not their family connections nor ties to Ivy League schools or elite banks, but rather the strength of their research, analysis and writing.

Based on a lifetime of observations and a few decades in the markets, I understand that societies, beliefs and fashions all move in long arcs of time. We call these arcs several things: cycles, periods, eras.

The bottom line is this: Cash, in modest increments, has a role in any portfolio. But unless you are Warren Buffett, you should limit it to 2 or 3 percent.

I credit Google for having the foresight to identify threats to its main business of selling advertising against search results. The potential loss of market share in the mobile space led them to the Android acquisition.