### Instruction:
Extract the factors that influence the cost of building a house

### Input:
The cost of building a house varies by country widely. According to data from the National Association of Realtors, the median cost of buying an existing single-family house in the United States is $274,600, whereas the average cost to build is $296,652. Several different factors can impact the cost of building a house, including the size of the dwelling, the location, and availability of resources, the slope of the land, the quality of the fixtures and fittings, and the difficulty in finding construction and building materials talent

### Response:
The factors that influence the cost of building a house are, the size of the dwelling, the location, and availability of resources, the slope of the land, the quality of the fixtures and fittings, and the difficulty in finding construction and building materials talent