15:32World Business ReportFirst broadcast 2017/06/22 14:32 GMT: Global Oil Prices Continue to SlideBBC World Service Duration: 27 minutes Thu 22nd Jun 2017, 15:32 on BBC World Service OnlineAvailable for over a yearListen nowCrude oil has lost a fifth of its value in just the past four months. Show more GenresFactualMoneyFormatsBulletinsBrandWorld Business Report Source: BBC Online