Oz sales fail to prove plain cigarette packs work

It is more than a year since Australia became the first country in the world to introduce plain packs, but available supermarket data is inconclusive.
Cigarette sales in Australian supermarkets, which account for a large portion of the market, shrank 0.9% overall by volume in 2013, according to the latest data available from Retail World, but there is no clear link to the plain packaging laws.