I need help with all those questions

Abc company currently pays a dividend of $2.15 per share, d0=2.15. it is estimated that the company’s dividend will grow at a rate of 30 percent per year for the next 3 years, then the dividend will grow at a constant rate of 7 percent thereafter. the market rate of return is 9 percent. what would you estimate is the stock’s current price?

John's pizzeria and equilibrium john is selling his pizza for $6 per slice in an area of high demand. however, customers are not buying his pizza. using what you learned about the principles of equilibrium, write three to four sentences about how john could solve his problem.

Which of the following is one of the main causes of inflation? a. wages drop so workers have to spend a higher percentage of income on necessities. b. demand drops and forces producers to charge more to meet their costs. c. rising unemployment cuts into national income. d. consumers demand goods faster than they can be supplied.