Lawrence H. Summers, former US Treasury Secretary and Bloomberg Television contributor, says that currency intervention doesn't work even at the large scale that Japan engaged in. He joins David Westin on "Wall Street Week." -------- More on Bloomberg Television and Markets Like this video? Subscribe and turn on notifications so you don't miss any videos from Bloomberg Markets & Finance: https://tinyurl.com/ysu5b8a9 Visit http://www.bloomberg.com/ for business news & analysis, up-to-the-minute market data, features, profiles and more. Connect with Bloomberg Television on: X: https://twitter.com/BloombergTV Facebook: https://www.facebook.com/BloombergTelevision Instagram: https://www.instagram.com/bloombergtv/ Connect with Bloomberg Business on: X: https://twitter.com/business Facebook: https://www.facebook.com/bloombergbusiness Instagram: https://www.instagram.com/bloombergbusiness/ TikTok: https://www.tiktok.com/@bloombergbusiness?lang=en Reddit: https://www.reddit.com/r/bloomberg/ LinkedIn: https://www.linkedin.com/company/bloomberg-news/ More from Bloomberg: Bloomberg Radio: https://twitter.com/BloombergRadio Bloomberg Surveillance: https://twitter.com/bsurveillance Bloomberg Politics: https://twitter.com/bpolitics Bloomberg Originals: https://twitter.com/bbgoriginals Watch more on YouTube: Bloomberg Technology: null Bloomberg Originals: null Bloomberg Quicktake: null Bloomberg Espanol: null Bloomberg Podcasts: null