If a certain combination of goods or services lies outside the production possibilities curve of an economy, which of the following is true? ( )
Effective trade barriers have reduced foreign imports into the economy.
New technology is being used in production.
Resources are not available to achieve that combination of goods or services.
Resources are not being used efficiently to achieve that combination of goods or services.
Resources are being used at a more rapid rate than they were in the past.

The production of commodities and services as a whole must generally increase for the economy to grow. To keep up with rising population expectations and population growth, this is necessary. If overall production does not increase at a rate that matches these expectations, growth is stagnant.

The labour force, capital, and natural resources in an economy are the components of production.

Labour:The human effort that can be used to produce commodities and services is called labour. People who are employed or who are available to be employed are seen as part of the labour pool that the economy can draw upon.
Capital A factor of production known as capital is one that is created for use in the production of other commodities and services. Tools, machinery, and office buildings are a few examples of capital.
Natural resources are those that come from the environment and can be exploited to create commodities and services.

Some points about Factors of production

The resources that the economy can use to produce products and services are known as factors of production.
The human effort that can be used to produce commodities and services is called labour. Increasing the quantity of labour or the amount of human capital available can both boost labor's contribution to an economy's output of goods and services.
A factor of production known as capital is one that is created for use in the production of other commodities and services.
Natural resources are things that can be obtained from nature and employed in the creation of commodities and services.
Technology and, in the case of a market economic system, entrepreneur activities are two aspects that are crucial to the exploitation of an economy's sources of production.

To know more about Factors of Production refer to :

https://brainly.com/question/16755022

#SPJ4