Discuss the treatment of Barb"s investment interest that is disallowed in 2006. What election could Barb make to increase the amount of her investment interest deduction for 2006? 205. Virginia had AGI of $100,000 in 2006. She donated Amber Corporation stock with a basis of $9,000 to a qualified charitable organization on July 5, 2006. a. What is the amount of Virginia"s deduction, assuming that she purchased the stock on December 4, 2005, and the stock had a fair market value of $16,000 when she made the donation?