The policies that will be most closely watched , especially by multinational oil companies like Petrobras of Brazil and Repsol of Spain , will be in Bolivia 's huge natural gas industry .
Petrobras
Brazil
/business/company/major_shareholders
Brazil
Petrobras
/business/company_shareholder/major_shareholder_of
ORGANIZATION
Petrobras
LOCATION
Brazil
LOCATION
Spain
LOCATION
Bolivia