The market "is very easy to manipulate these days," said Jim Cramer on Thursday's "Stop Trading!" segment on CNBC. "It's pretty easy for a desperate hedge fund to move this market up, and we should get used to it."

Oil, too, is easily manipulated, said Cramer. "Oil gets oversold, we get it up a couple of bucks, the buyers come in," he said. "They get

Schlumberger

(SLB) - Get Report

going, they get

Transocean

(RIG) - Get Report

going, we get a nice rally."

Cramer's often praises retailers for their customer service, but today he said some might take it too far. Articles in

The New York Times

and

The Wall Street Journal

predict that returns are going to "kill Christmas" this year, he said, and

Nordstrom

(JWN) - Get Report

and

TheStreet Recommends

Sears

(SHLD)

have particularly lenient return policies.

"Nordstrom is famous for taking back everybody else's shirts, not just yours," said Cramer, and he's seen people return five-year-old tools to Sears. "These are stocks to watch on return policy," he said.

As for

AT&T

(T) - Get Report

, Cramer said it is "one of the stalwarts in this market. You've got to consider buying this sort of stock."

At the time of publication, Cramer had no positions in stocks mentioned.

Jim Cramer is a director and co-founder of TheStreet.com. He contributes daily market commentary for TheStreet.com's sites and serves as an adviser to the company's CEO. Outside contributing columnists for TheStreet.com and RealMoney.com, including Cramer, may, from time to time, write about stocks in which they have a position. In such cases, appropriate disclosure is made. To see his personal portfolio and find out what trades Cramer will make before he makes them, sign up for

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