By Pritam Biswas (Reuters) -Class A shares of Warren Buffett's Berkshire Hathaway fell more than 3% in afternoon trading on Monday, as investors fretted over a $3.8 billion write-down and a dip in quarterly operating profit that the firm disclosed on Saturday.

Owning Berkshire Hathaway means owning a wide variety of businesses. Many of those businesses are recession-resistant, too. For long-term investors, the stock price is reasonable at recent levels. When you survey the thousands of companies in the stock market,