Most shops are open from 9:00 a.m. to 1:00 p.m., and 3:30 or 4:00 p.m. until 7:30 or 8:00 p.m. at night. Most shops are closed on Sunday. If you’re going in mid-August, most shops close for two weeks for holiday.
Although the recent decline of the Euro has made buying more palatable, we suggest that you use a major credit card. Be sure to get receipts if you want to go through the VAT tax refund process at the airport on your way home.