South Korean retail brokerage Kiwoom Securities and Tidal Investments are teaming up to create an ETF that's intended to provide 200% the daily performance of Berkshire Hathaway (NYSE:BRK.B) B shares,

Warren Buffett created Berkshire Hathaway Inc.’s Class B shares almost 30 years ago to stymie money managers who sought to split the high-priced conglomerate’s stock.

Warren Buffett is one of the greatest and most respected investors of all time. Most investors would like to emulate Buffett’s investing style in their portfolios, which is not easy, but we can certainly learn from his strategies.

Warren Buffett isn't usually one for hoarding cash. So what's he going to do with Berkshire Hathaway's S&P 500-busting amount?