In addition to, and not as a limitation upon, the powers of the company to issue bonds as elsewhere conferred in this article, and upon the receipt of a certificate of public convenience and necessity from the Executive Director of the Mississippi Department of Economic and Community Development, the company also shall have the power to issue bonds, the proceeds of which, after payment of the costs of issuance thereof, will be used to make loans to finance or refinance the projects of eligible businesses. The company shall promulgate such rules and regulations as may be necessary to carry out the purposes of this section and to provide procedures for the making of such loans and the repayment thereof.