... "before" ... "one self-service" was enough - because even in it half of the shelves were empty ...: o Today - yes, people buy more and buy even more expensive things. They would have shopped before - but there was nothing ... Realize how at the end of 1989 (and subsequently) a large part of the "nation" threw themselves into Austria and Germany - not because of travel, but because of the "hunger" after shopping ... And if you haven't experienced it, ask. One more aspect - we throw away more food ... This is also a sign of "prosperity" - or rather extravagance.