18:00Six O'Clock News25/05//2016 Institute for Fiscal Studies criticised in EU referendum debateBBC Radio 4 Duration: 30 minutes Wed 25th May 2016, 18:00 on BBC Radio 4 FMAvailable for over a yearListen nowVote Leave accuses IFS of bias after it warned about the financial impact of BrexitGenresNewsFormatsBulletinsBrandSix O'Clock News Source: BBC Online