国库券是指国家为了筹措财政资金,而向投资者出具的、承诺在一定时期支付利息和到期还本的债务凭证。它是由英国经济学家沃尔特·巴佐特最早发明,并于 Treasury bills refer to the debt certificates that the state has issued to investors in order to raise financial funds and promised to pay interest and repay the principal at a certain period of time. It was first invented by British economist Walter Bazotte and was there