With the search for missing Malaysia Airlines Flight 370 entering a new, much longer phase, the countries involved must decide how much they are prepared to spend on the operation and what they stand to lose if they hold back.

The search is already set to be the most costly in aviation history and spending will rise significantly as underwater drones focus on a larger area of the seabed that Australian Prime Minister Tony Abbott said on Monday could take six to eight months to search.

Costs soar as MH370 search drags on, with U.S. poised to pass the buck