Biggest Exporters 2018

SPECIAL REPORT: Gold Corporation, Alcoa, Roy Hill and Chevron have all posted higher revenue numbers in Business News' annual analysis of WA's biggest exporters.

SPECIAL REPORT: Acquisitions and pricing discounts are shaking up the rankings of WA's main iron ore exporters.

SPECIAL REPORT: The state's agriculture sector has been ruffled by falling exports and revenues, coupled with growing animal welfare concerns and international competition.