Its a multilateral system of trading in which a country pays for its imports from one country by its exports to another. Hope this answers your question :)
Answer:
An ecosystem is a community of living and non-living things that work together – it consists of abiotic (soil, water, air) and biotic parts (flora, fauna)
Better technology because the U.S has better technology, but the Middle East is working on having better technology very top priority
