The spreadsheet Group Report Data.xlsx contains monthly returns on ten Australian industry indices from January 2016 to July 2021. The industry abbreviations are in the table below. Investor utility is represented by: U = E(R) - A?2 . There are two investors with different risk aversion coefficients (A). Angela has a risk aversion coefficient of 5 and Boris has a risk aversion coefficient of 2. Investors are able to short-sell each industry throughout the report. Investors are unable to borrow or lend at the risk-free rate except for part 5 of the report. The expected returns per month to be used throughout the report are in the following table.

Industry Abbreviation Expected Return Consumer Discretionary COND 0.96% Consumer Staples CONS 0.83% Energy ENGY 1.09% Health Care HC 0.86% Industrials INDU 0.92% Information Technology IT 1.00% Materials MATL 0.87% Telecom TELE 0.90% Utilities UTIL 0.80% Financials FIN 0.90% Real Estate RE 0.96%