In the UK, sites like autotrader.co.uk make price transparency crystal clear, even going so far as to prominently advise that an advertised price is great/low/fair/high for the make/model/age/mileage in question. Dealerships now seem to make money on finance - why haggle about a £500 price difference on a £20,000 car when there's £7,000 on the table via a 12% APR finance rate?