Required information [The following information applies to the questions displayed below.) Mickey and Jenny Porter file a joint tax return, and they itemize deductions. The Porters incur $2,000 in investment expenses. They also incur $3,000 of investment interest expense during the year. The Porters' income for the year consists of $150,000 in salary and $2,500 of interest income. arded a. What is the amount of the Porters' investment interest expense deduction for the year? Investment interest expense deduction 500