Stan has a summer beach cottage that he has owned for many years.The cottage is valued at $ 80,00.Thisyear, Stan spends $250 on paint and $500 on trees, and then paints the exterior of the cottage and plants the trees himself.If he had hired a professional painter, it would have cost $1,100 to paint the cottage (not including the cost of paint), and if he had hired a professional landscaper, it would have cost $450 (not including the cost of the trees) to do the planting.

How much does Stan's improvements to the cottage add to GDP this year?