The US needs to stop acting as though it has 'infinite fiscal space,' and provide more targeted coronavirus stimulus, a top economist warned

· *Any further US stimulus should be targeted at medium-sized businesses, rather than being broad-based, Chicago Booth Business School economist Raghuram Rajan said Thursday.*
· *"Just because one can spend at this point, doesn't mean one has a blank cheque," he said on Thursday.*
· *The former Indian central bank governor...