How do economists sometimes measure physical capital in a country? (1 point) the amount of savings that the citizens have in the bank the amount of roads and bridges per capita the number of telephones it has in relation to its population the number of computers than are available to businesses

the amount of roads and bridges per capita

Explanation:

Road and bridges account for how the country's cities and state are communicated. A higher flow of trade, person and services would be represented on good highways and bridges as the country is rich enough to afford their maintenance

answer: it is a cellular phone

the answer would be voluntary exchange -

"the act of buyers and sellers freely and willingly engaging in market transactions. moreover, transactions are made in such a way that both the buyer and the seller are better off after the exchange than before it occurred."

hope this : )

-shy