NEW YORK (Reuters) - Billionaire investing icon Warren Buffett said on Tuesday there are dozens of countries in which his sprawling Berkshire Hathaway Inc (BRKa.N) conglomerate would be interested in buying new businesses.
Analyze the relationship between 'Berkshire Hathaway' and 'Warren Buffett' within the context of the input sentence.
Options: manufacturer, industry, owned by, chairperson