In 1881, James Bonsack developed a machine that made it far easier to mass-produce cigarettes. But at the time, other tobacco products were much more popular – so manufacturers had to find new ways of getting people’s attention. Tim Harford explains why the methods they devised are still working on consumers today.

Podden och tillhörande omslagsbild på den här sidan tillhör BBC World Service. Innehållet i podden är skapat av BBC World Service och inte av, eller tillsammans med, Poddtoppen.