How is the national debt issued? What are the benefits of buying government bonds?

Issuance method of national debt: public offering method. That is, issuing government bonds through public bidding in the financial market. According to the rules for determining the winning bid, the public offering bidding method of national debt issuance can be divided into three forms: payment period, price and yield bidding, single price bidding (Dutch style) and multiple price bidding (American style). Bearing method. That is, financial institutions take over all the national debt, and then turn to social sales, and the unsold part is borne by financial institutions themselves. Sales method. That is, the government entrusts marketing agencies to use the financial market to directly sell government bonds. Payment and distribution law. That is, the government should pay cash instead of government bonds. Compulsory apportionment method. In other words, the state uses political power to force its citizens to buy government bonds. [Edit this paragraph] The repayment of national debt is 1, and the repayment method of national debt is gradual repayment by stages. That is, a national debt stipulates several repayment periods, and the principal is fully paid off when the national debt expires. Revolving withdrawal and repayment method. That is to say, according to the serial number of national debt, a certain proportion of national debt is determined to be repaid by drawing lots regularly until the end of the repayment period, and all national debt is repaid by drawing lots. One-time repayment at maturity method. In other words, the national debt is paid off in one lump sum according to the par value of the maturity date. Market purchase and sale compensation law. That is, to buy back the national debt from the securities market, even if it expires, this national debt has been fully held by the government. Replace the old repayment method with a new repayment method. That is, by issuing new treasury bonds in exchange for expired old treasury bonds. 2, the source of funds to repay the national debt through the budget. The government will include the annual repayment of national debt as a fiscal expenditure item in the expenditure budget of the year, and normal fiscal revenue will ensure the repayment of national debt. Use fiscal surplus. When there is a balance in budget implementation, this balance will be used to pay the principal and interest of the national debt due in the current year. Set up a sinking fund. The government budget sets up a special fund to repay the national debt, and allocates special funds from the fiscal revenue every year to set up a fund dedicated to repaying the national debt. Borrow new debts to pay off old debts. The government issues new bonds as a source of funds to repay old debts. The essence is the extension of the debt period. Investors can get higher income by buying treasury bonds than by depositing them in banks, and the government has obtained the funds needed for construction by issuing treasury bonds!