Show Wall Street Briefs NEW NEV YORK April 23 MP AP Wall street heard today that Jesse Lasky vice president dent of the Paramount corporation In charge of production who has taken a three months months' leave leavo of absence may eventually nIh ally become associated with the Fox Film corporation headed by Sidney R 13 Kent a former vice president The studio ana anS film production departments departments depart depart- ments of Paramount are arc now non In charge of Vice President Emmanuel Cohen It Is un understood un- un Petroleum Corporation of America stockholders stock stock- holders have approved the retirement of Shares hares of the corporations corporation's own stock previously purchased and reduction of au authorized su- su capital stock to shares from shares share's The New York stock exchange It became known today has tightened U its requIrements for reports on charges In collateral securing ing listed bonds and corporations henceforth henceforth hence hence- forth to notify the exchange immediately immedi- immedi of any change or removal of collateral deposited under any of Its mortgage or trust Indentures under which listed securities are outstanding The new rule Is believed to have been Inspired by the thu- substitutions re revealed re- re recently In the collateral behind the theS S per cent debentures of th Kreuzer and Toll company |