Lexington Co. has the following available-for-sale securities outstanding on December 31, 2012 (its first year of operations).

During 2013, Summerset Company stock was sold for $9,200, the difference between the $9,200 and the “fair value” of $8,800 being recorded as a “Gain on Sale of Investments.” The market price of the stock on December 31, 2013, was: Greenspan Corp. stock $19,900; Tinkers Company stock $20,500.

Instructions
  (a) What justification is there for valuing available-for-sale securities at fair value and reporting the unrealized gain or loss as part of stockholders’ equity?
  (b) How should Lexington Company apply this rule on December 31, 2012? Explain.
  (c) Did Lexington Company properly account for the sale of the Summerset Company stock Explain.
  (d) Are there any additional entries necessary for Lexington Company at December 31, 2013, to reflect the facts on the financial statements in accordance with generally accepted accounting principles? Explain.