Government taxing & spending are part of this "policy", from the Latin for "basket" or "treasury"
Tremendous flow of cash ... 
b) treasury bills (a year of less) c)treasury notes (2-10 years) [DOC] [TLE] fisc-, fiscal - Word Information [PAR] Latin: from fuscus, a small rush basket; then, a purse, public purse, public 
revenue.