T he reasons for imports vary from country to country. Let's explore why a country like the United States, with its massive and extraordinarily diverse economy, would need to import anything from other countries. With a land area spanning several climatic zones, immense natural resources, and a dynamic workforce, the United States is able to produce, mine, or grow almost every item its citizens need to lead reasonably prosperous lives. Yet no country today, including the United States, can be totally self-sufficient without suffering a high cost. All 2.__________ for the following reasons: goods or services that are either essential to economic well-being or highly attractive to consumers but are not available in the domestic market; goods or services that satisfy domestic needs or wants can be produced more inexpensively or efficiently by other countries, and therefore sold at lower prices.