After the global financial crisis and during the European sovereign debt crisis, bank lending to companies in the euro area slowed down dramatically, bringing the economy close to a credit crunch. It was only after the start of the European Central Bank (ECB) quantitative easing programme in...

This paper provides both theoretical and empirical analyses of the differences between BigTech lenders and traditional banks in response to monetary policy changes. Our model integrates Knightian uncertainty into portfolio selection and posits that BigTech lenders possess a diminishing...