U.S. equity funds witnessed the sharpest weekly net sales in eight weeks in the seven days to March 4 as investors cut risk exposure.
The U.S. Treasury Department could announce measures as soon as Thursday to address rising energy prices.
A prolonged Iran war is a risk to the bank-stock powered rallies in Japan and Europe.
Federal Reserve Bank of Cleveland President Beth Hammack said it was too early to gauge the economic impact of the Iran war.