The Lumber Division of Paul Bunyon Homes Inc. produces and sells lumber that can be sold to outside customers or within the company to the Construction Division. The following data have been gathered for the coming period: Lumber Division: Capacity 200,000 board feet Price per board foot $2.50 Variable production cost per bd. ft. $1.25 Variable selling cost per bd. ft. $0.50 Construction Division: Board feet needed 60,000 Outside price paid per bd. ft. $2.00 If the Lumber Division sells to the Construction Division, $0.35 per board foot can be saved in shipping costs. If the Lumber Division has sufficient excess capacity to fulfill the Construction Division's needs, what will be the effect on the company's overall contribution margin?

Exercise 4-9presented below is information related to martinez corp. for the year 2017.net sales $1,399,500 write-off of inventory due to obsolescence $80,440cost of goods sold 788,200 depreciation expense omitted by accident in 2016 43,600selling expenses 65,800 casualty loss 53,900administrative expenses 53,500 cash dividends declared 43,300dividend revenue 22,100 retained earnings at december 31, 2016 1,042,400interest revenue 7,420 effective tax rate of 34% on all items exercise 4-9 presented below is information relateexercise 4-9 presented below is information relate prepare a multiple-step income statement for 2017. assume that 61,500 shares of common stock are outstanding. (round earnings per share to 2 decimal places, e. g. 1.49.)prepare a separate retained earnings statement for 2017. (list items that increase retained earnings first.)