The Costing Tool is also designed to allow estimates and One reason for this is the lack of data by which a full picture of comparisons of revenues from development charges, property taxes neighbourhood development costs and revenues, and in particular, and user fees. [...] A and researchers, were considered significant factors in the success of summary of findings of this phase of the project is in CMHC’s the Costing Tool. [...] Most importantly, the scenarios helped guide the development of the costing framework and ultimately the tool development, ensuring that a range of potential variables and corresponding costs are reflected. [...] The research team found that most of these These alternatives were selected on the basis of available and reliable costs are driven purely by population and the cost per person is data and as such they represent only a few of the potential green relatively constant by neighbourhood. [...] Because of the scarcity of reliable long-term includes school costs, while healthcare costs are not considered, data, there is no dynamic feedback in this component of the Costing because of the complex nature of such costs and the uncertainty of the Tool.