Consumer buying habits at Walmart in the last 6 months since the sharp downturn in the economy hit in October 2008. Executives in merchandising at Walmart, Target and other stores discuss trends with the WSJ. There is adisciplined shopper with less browsing on the aisles. FOod is up on the list. Private label groceries at lower cost are selling well. At Walmart sales are up for refrigerated pizza,lower grades of meat. Ground beef and chicken sell way better than steak and beef. And carbohydrates are doing better than protein foods, so that pasta is doing well. Staying at home and entertaining at home is the trend says Fleming of Walmart, from the take and bake pizza at $5 to the movie and popcorn. Which is why the luggage section and trvel is slow, and flat screen tv's are selling well. Vitamins, herbs and plants for vegetable gardens are up as customers try to plant their own vegetable gardens. Car maintenance and repair is big, sales of motor oil, filters and tires. are some of Walmarts big sellers. Whatever makes the car last longer is considered attractive by customers. And home repair items are selling well at Home Depot....