(1) In addition to investments enumerated in section 67-1210, Idaho Code, the state treasurer is authorized and empowered to invest state moneys or any other moneys in his hands, including, but not limited to, moneys of any public agency invested pursuant to joint exercise of powers agreements, in prime banker’s acceptances and prime commercial paper, sales and repurchase of call options, and bonds, debentures or notes of any corporation organized, domiciled and operating within the United States which have, at the time of their purchase, an A rating or higher by a commonly known rating service. The sale (writing) and repurchase of call options is permitted only when the state treasurer or the joint powers local government pooled fund owns the securities on which the option is written.