WASHINGTON — Treasury Secretary Janet L. Yellen on Thursday mentioned that world provide chains had proved to be unstable amid the pandemic and Russia’s struggle in Ukraine and known as for a reshaping of commerce relationships oriented round “trusted companions,” even when it meant increased prices for companies and customers.

Ms. Yellen’s feedback got here at a information convention throughout the spring conferences of the World Financial institution and Worldwide Financial Fund, the place policymakers all over the world have been discussing methods to revive financial development and fight inflation whereas holding stress on Russia. The Treasury secretary mentioned that protectionism, or taxing imports extra, was not the reply, however that the financial advantages of the world’s sprawling community of provide chains weren’t well worth the threat of a reliance on adversaries.

“Our provide chains are usually not safe, they usually’re not resilient,” Ms. Yellen mentioned on the Treasury Division. “And I feel that’s one thing, by way of long run threat to the U.S. and to different nations, that’s a menace that must be addressed.”

Ms. Yellen added that trusted buying and selling blocs would should be sufficiently big to keep away from amplifying inflation whereas making certain that provide chains are safe.

“I don’t assume it could imply completely increased inflation, however only a considerably increased stage of value, a considerably much less environment friendly system however one that’s extra resilient,” she mentioned.

World policymakers on the conferences this week have been grappling with methods to deal with provide chain disruptions which have led meals costs to surge all over the world. Officers will launch within the coming weeks proposals to bolster meals provides, be certain that small farmers can afford fertilizer and enhance social security nets in locations with meals insecurity.

“There’s a really actual threat hovering world market costs for meals and fertilizer will end in extra individuals going hungry, additional exacerbate inflation and dangerous fiscal and exterior positions,” Ms. Yellen mentioned.

Economic forecasts this week underscored the numerous headwinds that the struggle in Ukraine and sanctions on Russia have been inflicting on the worldwide financial system. The Biden administration made clear this week that it meant to ramp up stress on Russia, rolling out new sanctions and asserting on Thursday $1.3 billion in army and economic aid to Ukraine.

On the information convention, Ms. Yellen mentioned that rebuilding Ukraine could be pricey and prompt that Russia ought to should bear a few of that expense.

“It’s clear that the rebuilding prices, in the end, in Ukraine are going be monumental,” Ms. Yellen mentioned. “And positively seeking to Russia a method or one other to assist present a few of what’s vital for Ukraine to construct is one thing I feel we must be pursuing.”