Refer to the input text as context and select the correct relationship between 'Warren Buffett' and 'Berkshire Hathaway' from the available options.
Options: headquarters location, member of, subsidiary, owner of

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.
owner of