tableau3 ( (Output (Income) Net Taxes Consumption Spending Planned Investment Spending Government Purchases)( Y 500 1,000 1,500 2,000 2,500 T 100 100 100 100 100 C 400 800 1,200 1,600 2,000 I 150 150 150 150 150 G 50 50 50 50 50) ) Refer to Table 9.2. At an output level of $1,500 billion, the level of aggregate expenditure is ________ billion. $1,300 $1,400 $1,500 $1,600