In a small. closed economy. national income (GDP) is $500.1]?! million for the current year. Individuals have spent $300.00 million on the consumption of goods and services. They have paid a total of $200.00 million in taxes, and the government has spent $150.00 million on goods and services this year. Use this information and the national income identity to answer the questions. How much is spent on investment in this economy? What is national saving in this economy? How are investment and national saving related in an economy like this? Investment is a component of national saving. They are unrelated. O National saving equals investment. O National saving is always less than investment