Data from the Pew Research Center shows us that the share of the total U.S. income held by upper income households was at 49% in 2014, but don't expect those who fall into this category (income of $145,000 for a family of four) to spend this money. MarketWatch staffer Catey Hill takes a look at some of the cheap things that rich people do, which prove people of different classes aren't so different.

One of cheap habit of the rich, trips to the dollar store:

Many dollar store shoppers make $100,000 a year or more, data released by research firm NPD Group in July found. “Considering that nearly one in five dollars spent there is contributed by the affluent, dollar stores’ value proposition clearly resonates across economic segments,” says Andy Mantis, executive vice president of Checkout Tracking, a division of NPD.

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