Ex$.17\mathrm{.}2.$ Suppose a firm has the following data. Financial and tax authorities $($GAAP and the IRC$)$ agree on the treatment of all revenue and expense items, except for the depreciation of one $$80$ asset. For financial accounting purposes, the asset is capitalized and depreciated $S-L$ over $2$ years. For tax purposes, the expenditure can be immediately deducted.

a$.$ Revenue $($agreed on$)$

b$.$ Expenses $($agreed on$)$

c$.$ Income before temp. difference and taxes $($a $-$ b$)$

d$.$ Financial acctg. expense

e$.$ Taxable deduction

c$-$d$.$ Pretax $($financial acctg.$)$ income

c$-$e$.$ Taxable $($IRS$)$ income

$\backslash$table$[[2k{A}_{?},2k{B}_{?}$