Ross has a summer beach cottage that he has owned for many years. The cottage is valued at $100,000 .

Ross ;has a summer beach cottage that he has owned for many years. The cottage is valued at ;$100,000. This​ ;year, ;Ross ;spends ​$250 ;on paint and ​$600 ;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 ​$1,150 ;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 ;Ross’s ;improvements to the cottage add to GDP this​ ;year?

The increase in GDP would be $__________