Assume that you are to make an economic feasibility study for a battery to be installed in Nordhavn, Copenhagen. Your client informs you that the total

project costs are DKK $6$ million, of which DKK $0\mathrm{.}5$ million are cost of project development. $50\%$ of the project development cost are already spent. Which

investment cost should you consider in your project evaluation for the upcoming investment decision $($assume no investment grant or anything other than

mentioned here$)($in million DKK$)?$