https://markets.businessinsider.com/news/stocks/uk-sells-negative-yield-bonds-first-time-interest-rate-markets-2020-5-1029220251?utm_campaign=browser_notification&utm_source=desktophttps://markets.businessinsider.com/news/stocks/uk-sells-negative-yield-bonds-first-time-interest-rate-markets-2020-5-1029220251?utm_campaign=browser_notification&utm_source=desktophttps://markets.businessinsider.com/news/stocks/uk-sells-negative-yield-bonds-first-time-interest-rate-markets-2020-5-1029220251?utm_campaign=browser_notification&utm_source=desktop