Not everywhere and not all commodities. Some industrially produced food such as chicken is cheaper in real terms in the UK than it was forty years ago. See al

Not everywhere and not all commodities. Some industrially produced food such as chicken is cheaper in real terms in the UK than it was forty years ago. See also, for instance, https://jomcpeak.expressions.syr.edu/wp-content/uploads/Applications-of-consumer-theory-1.pdf https://jomcpeak.expressions.syr.edu/wp-content/uploads/Appl...