NEW YORK, .Ian. 22 W.ÛÓThe stock market broke badly this week in its first session, and then slowly and painfully climbed back up to its old position.</br></br>Not. until the final day of the week did the market exhibit something of its oldtime vigor in pushing ahead.</br></br>The Associated Press average of 60 stocks ended the week at $152.30. That is precisely where it closed one week ago 'today.</br></br>Those buying and selling stocks this week had to contend with an unusually diverse display of conflicting influences.</br></br>Bankers believe the Federal Reserve thinks the new firmness simply reflects a better tempo of business, a working of supply and demand with demand putting a better floor under money rates.