s: 1. Is it true thatinvestmentis an initial factor income if households are the only factor contributors? Why and cite an example. 2. Why is it that an increase in population can decrease in investment? 3. What is the existence of unemployed resources? Why and explain it. 4. Is it true that innovation is the introduction of a new good or a new production method? Why and cite an example. 5. What is an income not spent? Why and discuss