Investors who like to get their hands a little dirty (or who simply find stock market investment boring) can buy homes at very reasonable prices in most American cities.

FORBES: 3 Key Takeaways from Buffett's Latest Letter

But with the U.S. economy posting moderate, albeit not robust, economic growth, housing prices recovering and stock prices trading at levels generally deemed reasonable compared with earnings, any pullbacks in the market are expected to be short-lived.

WSJ: Jobs Report Slows the Stock Market Rally

"With four integrated service providers, the market will become fully competitive, and customers will be able to enjoy high quality services at reasonable prices, " he said.

BBC: A Chinese man makes a mobile phone