Refer to the input text as context and select the correct relationship between 'Berkshire Hathaway' and 'Warren Buffett' from the available options.
Options: publisher, manufacturer, product/material produced, owned by

Berkshire Hathaway (NYSE: BRK.A) 's Warren Buffett said Tuesday the U.S. economy is growing at about 2 percent, and he's planning to invest $32 billion in the next four to five months.
owned by