factors to consider if purely from tax perspective:* t# P7 \) ^7 Y2 s; C
9 N+ o; _+ D+ H t, U& U' i5 ptotal additional income ! F) j' Q2 l" B' Z
total taxes paid (assume it's not a cash job) 8 _; A, u: ]+ a! etotal tax credit transferrable to working spouse 3 H$ O3 M9 v. g1 h: _, w: {0 rtotal tax credit for child day care% y1 \/ @4 Y' Z6 d# d. q
total day care cost3 ?+ G; g4 _* p" G( F3 Q% b! i$ C4 V7 l0 z
# d+ N# c# N4 F+ s
so the formula is: & i% @# j% L% ?0 E/ p# {' r }& r
total additional income - total tax paid - total transferrable tax credit to working spouse (this can be claimed if one of the spouses has 0 or very little annual income) - total child day care tax credit =/</> total cost of day care.