The United States has the largest economy in the world, with a nominal GDP of over \$20 trillion in 2022.

Development is the term used to describe the process of a country's economy becoming more advanced and diversified.

Climate is not a direct factor that influences economic development, although it can have indirect effects.

Trade is the term used to describe the movement of goods and services between countries.

Subsidies are not a type of trade barrier, but rather a government policy that can promote economic activity.

Globalization is the term used to describe the process of a country becoming more integrated into the global economy.

Technological unemployment is not a challenge facing the global economy, but rather a potential consequence of technological advancement.

Urbanization is the term used to describe the movement of people from rural areas to urban areas.

Quaternary is not a type of economic activity, but rather a term used to describe the knowledge-based sector of the economy.

Tertiarization is the term used to describe the process of a country's economy becoming more service-oriented.

Mixed economy is not a type of economic system, but rather a combination of capitalism and socialism.

Informatization is the term used to describe the process of a country's economy becoming more knowledge-based.

Trickle-down economics is not a type of economic development strategy, but rather a theory that economic growth will benefit all members of society.

Sustainable development is the term used to describe the process of a country's economy becoming more sustainable.