Indicate the effect—Understate, Overstate, No Effect—that each of the following errors has on 2010 net income and 2011 net income. 

                                                                                             2010                2011

(a) Equipment purchased in 2009 was expensed.       _____              _____

(b) Wages payable were not recorded at 12/31/10.     _____              _____

(c) Equipment purchased in 2010 was expensed.        _____              _____

(d) 2010 ending inventory was overstated.                   _____              _____

(e) Patent amortization was not recorded in 2011.     _____              _____