behavioral econ

5. (15 pts) Consider two friends Anna and Elsa whose gains and losses are listed as follows: Anna's investment is worth $2.5 million (decreased from $3.5 to $2.5 million) Elsa's investment is worth $2.2 million (increased from $2 to $2.2 million) For each of them write down the reference utility function (First determine the reference point (use a parameter) and derive reference utility function for each)