Assume A died on Tuesday evening. She owned 10,000 shares of XYZ stock, a security listed on the New York Stock Exchange. On the date of her death, 630,000 shares of XYZ stock were traded. The high (and opening) trading price for that date was $75 per share; the low (and closing) price was $50 per share. To the extent that appraisers are necessary to determine the value of a decedent's assets, what characteristics will you want in the appraisers you hire? Consider §§ 6662(a), (b), (g), and 6701.