Holding all else constant, in a period of rising prices, if a company chooses LIFO under US GAAP, how does their Gross Margin compare to a company in the same industry buying the sme raw materials and reporting under IFRS? Gross Margin is Lower Gross Margin is Higher The Inventory methods are the same, but Gross Margin is not affected by choices of Inventory Methods The Inventory methods differ, but Gross Margin is not affected by choices of Inventory Methods