ECO 365 (Principles of Microeconomics)Week 1ECO 365 Week 1 DQ 1What is economics? What role does economics play in your personal and organizations decisions? Give an example of the role of economics in decision making.ECO 365 Week 1 DQ 2What is the difference between a movement along and shift of the demand curve? Show the impact on the equilibrium price and quantity that results from; (1) an increase in demand, (2) an increase in supply, (3) an increase in both supply and demand. Give an example of the role of supply and demand in decision making. ECO 365 Week 1 DQ 3What is the definition of price elasticity of demand? Explain the relationship between price elasticity and total revenue? How does price elasticity of demand affect a firmâs pricing decisions? How does the availability of substitutes affect price elasticity of demand? Provide examples.· ECO 365-Week 1Article Analysis Food Consumption Pattern (1300+ Words)