Why not put international prices up too?
E.g. Luckies (my brand)
Germany: €3.90 / Pack of 17 / fixed price
England: £5.80+ (20) depending on store.
Spain: €2.65 (fixed)
Well than apparently it's cheaper to buy duty free cigarettes on a BA flight (£19.50 / carton) than after arrival in CA, right?