On a global market with tighter gross margins the focus on product cost have increased. A demand for improved methods within product cost calculations in the product development process is important to sustain competitive. Product cost is a vital part of a companys cost base. During a product development process early stage there is often a lack of established methods and processes for calculation of the product cost. It is especially difficulty to estimate product cost in early stages of the product development process when the uncertainty around the construction of the product is big. That...