Growth in developing Asia is seen gaining momentum this year, powered by rising domestic consumption and intra-regional trade, but authorities need to ward off risks of inflation and asset bubbles arising from strong capital inflows, the Asian Development Bank (ADB) said.

Tensions over long-standing border disputes in Asia, deepening austerity fatigue in the euro zone and political risks linked to wrangling over the U.S. debt ceiling are the main threats to the region's near-term outlook, the Manila-based development lender said on Tuesday in its latest regional outlook report for 2013.