In the coming weeks the Department of Health is launching its public consultation on plain packaging of cigarettes.

It's something that the Australian government plans to do by the end of this year, but is currently fighting a legal objection from the tobacco industry.

Today the libertarian free-market think-tank The Adam Smith Institute launches a report claiming there is no evidence for public health benefits if plain packets were brought in.

Christopher Snowdon, author of the report for the Adam Smith Institute, and Deborah Arnott, chief executive of anti smoking group Ash, debate the pros and cons.

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