4 18-44 Profit Centers: Comparison of Variable and Full Costing Yale Company manufactures hair brushes that sell at wholesale for $3 per unit. The company had no beginning inventory in the prion year. These data summarize the current and prior year operations Prior Year Current Year 1,800 units 2,000 units Sales Production Production cost Factory-variable (per unit) 2,200 unit:s $2,000 units $0.60 $0.60 $1,000 $.40 $500 -fixed $1,000 Marketing-variable Administrative-fixed $.40 $500 Required 1. Prepare an income statement for each year based on full costing. 2. Prepare an income statement for each year based on variable costing 3. Prepare a reconciliation and explanation of the difference each year in the operating income resulting from using the full costing method and variable costing method