Yeah, but which of those luxury brands have a product which is a true Giffen good?[0] [0] https://en.m.wikipedia.org/wiki/Giffen_good https://en.m.wikipedia.or

Yeah, but which of those luxury brands have a product which is a true Giffen good?[0] [0] https://en.m.wikipedia.org/wiki/Giffen_good https://en.m.wikipedia.org/wiki/Giffen_good