Doreen went shopping for her young son. she bought him 5 t-shirts costing $8 a shirt, 3 packages of socks at $4 a package, and a pair of shoes for $20. how much did she spend?

When the two countries did not specialize, the total production of jeans was 23 million pairs per month, and the total production of corn was 68 million bushels per month. because of specialization, the total production of jeans has increased by million pairs per month, and the total production of corn has increased by million bushels per month. because the two countries produce more jeans and more corn under specialization, each country is able to gain from trade?