The delivery of a type of these things can be postponed via a “wild card option,” which gives parties a few extra hours. Between 1877 and 1930 in the US, consols were examples of the “perpetual” type (10[1])of these things. (10[1])TIPS are an inflation-indexed (10[1])example of these things, adjusted based on the CPI. (10[1]-5[1])Using an overlapping-generation (10[1])model, Robert Barro determined these things should not be perceived (10[1])as net wealth. (10[1])Interest payments received (10[1])by holders of these assets (10[1]-5[1])are called (10[1])coupons. (10[2]-5[3])To increase (10[6])liquidity, (10[2])central (10[1])banks purchase (10[1])long-term (10[1])examples (10[2])of these assets (10[4]-5[1])in (10[1])quantitative (10[1])easing. (10[5])Series (10[1])EE (10[2])and Series (10[2])I (10[2])(“eye”) types of these assets are issued by the Treasury. (10[2])For 10 points, (10[1])what securities issued by the government are often considered less risky than stocks? (10[1])■END■ (10[5])