Suppose Charlie Brown opens A lemonade stand. He hires Linus and Lucy for $12 a week ($6 each).He "renls" pitchers and spoons from his mother for $5 a week and spends $20 a week on paper cups, lemons, sugar, and other materials. Before he opened the stand, he was earning MS a week selling newspapers. He grosses $72 in revenues a week from lemonade sales. Calculate accounting profit, and economic profit. Evaluate how Charlie's lemonade business is doing. Is he using his resources efficiently?