%0 Journal Article %T Cost-Effectiveness of Methodologies to Develop Software for IT-Projects (As Exemplified by the “Waterfall” and the “Agile Development” Methodologies) %A Ivanov, A.. %A Ivanova, O.S. %K software development, IT-project, cost-effectiveness, softwaredevelopment methodologies, agile development methodology, “waterfall”development methodology. %J Scientific Research and Development. Economics %D 2015 %N 3 %P 3 %I INFRA-M Academic Publishing LLC.