Response to the following questions:
1. Show the balance sheet disclosures of an investment in available-for-sale securities that a company classifies as current and has a fair value in excess of cost.
2. How would the reversal of an impairment loss on an available-for-sale equity security be treated under IFRS? How does this compare with the treatment under U.S. GAAP?
Support your answer using a minimum of two professional or academic sources.