Refer to the balance sheets and income statement below for Facebook Inc. \begin{tabular}{|c|c|c|} \hline \multicolumn{3}{|l|}{FACEBOOKINC.ConsolidatedBalanceSheet} \\ \hline At December 31,$ millions & 2018 & 2017 \\ \hline \multicolumn{3}{|l|}{ Current assets } \\ \hline Cash and cash equivalents & $11,186 & $8,079 \\ \hline Marketable securities & 31,095 & 34,799 \\ \hline Accounts receivable, net & 8,754 & 5,832 \\ \hline Prepaid expenses and other current assets & 1,779 & 1,020 \\ \hline Total current assets & 52,814 & 49,730 \\ \hline Property and equipment, net & 24,683 & 14,888 \\ \hline Intangible assets, net & 1,294 & 1,884 \\ \hline Goodwill & 19,468 & 19,388 \\ \hline Other assets & 2,576 & 2,135 \\ \hline Total assets & $100,835 & $88,025 \\ \hline \multicolumn{3}{|l|}{ Current liabilities } \\ \hline Accounts payable & $820 & $380 \\ \hline Partners payable & 1,708 & 1,557 \\ \hline Accrued expenses and other current liabilities & 5,509 & 2,892 \\ \hline Deferred revenue and deposits & 1,314 & 98 \\ \hline Total current liabilities & 9,351 & 3,760 \\ \hline Other liabilities & 6,190 & 6,417 \\ \hline Total liabilities & 15,541 & 10,177 \\ \hline \multicolumn{3}{|l|}{ Stockholders' equity } \\ \hline Common stock and additional paid-in capital & 42,906 & 42,918 \\ \hline Accumulated other comprehensive loss . & (760) & (227) \\ \hline Retained earnings & 43,148 & 35,157 \\ \hline Total stockholders' equity & 85,294 & 77,848 \\ \hline Total liabilities and stockholders' equity & $100,835 & $88,025 \\ \hline \end{tabular} ***ROE may be different from ROE calculation in part a due to rounding c Calculate the profitability and productivity components of ROA. d. Confirm the full DuPont disaggregation: ROE=PMATFL