Credit crunches are not new. They are frequent fellow travelers with recessions, but not always so. They also come with varying severity and durations, key factors US Federal Reserve Chair Jerome Powell said remain unknown. But what is a credit crunch? #News #Reuters #newsfeed #creditcrunch #powell #economy #bankingcrisis Subscribe: http://smarturl.it/reuterssubscribe Reuters brings you the latest business, finance and breaking news video from around the globe. Our reputation for accuracy and impartiality is unparalleled. Get the latest news on: https://www.reuters.com/ Follow Reuters on Facebook: https://www.facebook.com/Reuters Follow Reuters on Twitter: https://twitter.com/Reuters Follow Reuters on Instagram: https://www.instagram.com/reuters/?hl=en