With reference to the S&P 500 Constituent list available from Moodle, choose three companies and perform the following tasks (30 marks):
a. Using yahoo finance, obtain historical daily data on stock prices for those three companies based on its ticker symbol. Next, perform the necessary calculations to analyze the volatilities for each of the three companies using the most recent 10 daily observations available.
b. Do a relative comparison of the volatilities among the three chosen companies.
c. Discuss the potential reasons for differences in volatilities among the three companies. Support your arguments with necessary published work (e.g., research papers, annual reports, corporate disclosures and press releases among others).
