A startling 60% of all teenagers smoke there, compared to only 2.2% of Vietnamese teens
Across makes, the branded version of the packs stood out with a higher occurrence of almost all of the positive user traits and a higher global user characteristic for girls, an effect that persisted after controlling for confounders
Surgeon General concluded that "the evidence reviewed [] strongly suggests that tobacco companies have changed the packaging and design of their products to increase their appeal to adolescents and young adults." Footnote xxii A long history of promotion through packaging
Because it is so strong yet easy to print on, people use it for many things
The honest answer is the same here as for every other vehicle: the mechanism question applies equally regardless of how much you want a solution to work
The person selling the item is exempted from risk of fine if the customer presented false evidence of age (e.g., a fake ID), could reasonably have been assumed by appearance to be over the age of 21, and the ID was checked correctly