age to buy cigarettes in england UK Prime Minister Wants Raise the Legal to So Eventually No One Can USA and Europe age restrictions:

Vapers advised smokers to find the right combination of device, flavors and nicotine strength , continue to smoke and vape for a while if they wished, not be deterred by past failed attempts to quit smoking, and expect health to improve after they have switched to vaping

Why edibles are popular Edibles appeal to people who don't want to inhale anything, who need a more discreet format, or who prefer a longer-lasting experience

So to answer your question, we have imperfect information

This can result in a price differential that influences consumer choice

We can, however, gain some insight from real-world examples