Sums of money that city governments use to pay bills are called expenditures expenses appropriations apportionments

Expenditures

Explanation:

Expenditures refer to sums of money that governments, whether local or not, use to pay bills, such as obligatory settlements or payment of liabilities, and to pay for goods and services such as health system, infrastructure, security, defense, and education, that satisfy people's needs, and that aims at contributing to the nation's welfare.

they required less loading and unloading

explanation:

the shipping container improved shipping because it cut down on unloading time by three weeks, eliminated wasted space, and allowed ships to carry.