A developed economy is one that has a high level of economic growth and security, as well as having high levels of standards of living. It is often characterized by a highly productive labor force, a high degree of technology, and a strong infrastructure. Gross domestic product, or GDP, is usually used as the measure of economic success, and a higher GDP typically indicates a more developed nation.

Developed economies have a large variety of industries, such as energy, finance, manufacturing, and service-based industries. Manufactured goods are largely produced within a country, which creates jobs and increases wages, while service-based industries often provide specialized services to customers both locally and abroad. Investment in infrastructure, such as utilities, roads, and communications also contribute to overall economic growth.

Income per capita and income inequality are two important measures of a developed economy that often go hand in hand. Higher GDP per capita means that more money is available to households, allowing more people to access basic necessities, better education, and improved health care. Low incomes and high inequality can lead to economic and social instability, so it’s important that a developed economy is one with a relatively equal distribution of wealth.

In addition to economic factors, other criteria may be used to assess a country’s level of economic development, such as the human development index. This index examines both economic and non-economic factors, like healthcare and education, to more accurately measure the quality of life of a country's population.

Finally, developed economies are often provided for financial support from global organizations, such as the International Monetary Fund and World Bank. This aid helps to build infrastructure, expand access to education and healthcare, and reduce inequality. Globalization also plays a role in stimulating economic growth, bringing imported goods and services to markets that may not have been able to otherwise access them.

In conclusion, developed economies typically have higher overall standards of living, achieved through a combination of economic and noneconomic criteria. They also often benefit from globalization and financial support from global organizations, which provides resources to help stimulate economic growth. Attention to income inequality and a variety of industries are essential factors that contribute to economic security and growth.