The government is having to introduce some difficult changes, particularly in moving over to a market economy.

政府将不得不引入一些艰难的变革，特别是在转向市场经济的过程中。

《柯林斯英汉双解大词典》

Although goods could be requisitioned, they were usually paid for, and this probably stimulated changes in the local economy.

虽然货物可以被征用，但它们通常是被支付的，这可能会刺激当地经济的变化。

youdao

As far as goods transport is concerned, growth is due to a large extent to changes in the European economy and its system of production.

就货物运输而言，其增长在很大程度上是由于欧洲经济及其生产体系的变化。

youdao

He says only by engaging China can Indonesia's economy make the changes necessary to compete in the global economy.

VOA: standard.2010.05.13

Clearly, if I did nothing more, but I took every car, doubled its fuel economy, its emissions would go to 50% of what they are now, no other changes being made.

显然，如果我什么也不做，但是我把没量车的汽油价加倍，汽车废气排放量就会是现在的一半了，别的不会有什么改变。

麻省理工公开课 - 固态化学导论课程节选

He says the bank reacted appropriately and swiftly to the changes in the economy.

VOA: standard.2009.12.03

Consider this: If the Chinese economy changes, slipping off its current torrid pace, the labor market will contract.

FORBES: A Changing Chinese Economy Can Aid American Manufacturing

How do you make sure that the businesses that have been there before are still able to prosper as an economy changes?

WHITEHOUSE: President Obama Speaks to Town Hall Meeting at University of Maryland | The White House

And as our economy changes and as people are struggling to hold on to their jobs and think about their future, we have these incredible opportunities.

WHITEHOUSE: President Obama Meets with Economic Recovery Advisory Board | The White House