Pros and cons of minimum alcohol price
28 November 2012 Last updated at 08:13 GMT
Ministers are to unveil plans later for a minimum price for alcohol in England and Wales as part of a drive to tackle problem drinking.
The Home Office is expected to publish a consultation on the proposal, which was first put forward in the government's alcohol strategy in March.
Professor Sir Ian Gilmore from the Alcohol Health Alliance UK and the author of a report on minimum pricing, Christopher Snowdon, discussed the pros and cons of a minimum price on alcohol.