The Treasurer is also authorized to invest and reinvest such funds of the Short Term Investment Fund in accordance with the provisions of the general statutes relating to the investment of savings banks, or in the United States government obligations, United States agency obligations, United States postal service obligations, certificates of deposit, commercial paper, corporate bonds, saving accounts and bank acceptances, including in such investment or reinvestment the sale or acquisition of securities or obligations, which the Treasurer is authorized to sell or acquire for purposes of said Short Term Investment Fund, subject to repurchase agreements in the manner in which such agreements are negotiated in sales of such securities or obligations in the marketplace.