TY - JOUR TI - A flexible approach to the evaluation of the cost effectiveness of investment projects AU - Kośmieja, Maria AU - Pasławski, Jerzy TI - A flexible approach to the evaluation of the cost effectiveness of investment projects AB - This article presents basic ideas for flexible design in construction investments through the presentation of methods used for assessing the financial effectiveness of investments. The classification of these methods based on two main factors, time and risk, is shown. The authors propose an algorithm for the analysis of the economic efficiency of projects implemented in a flexible manner. VL - 2017 IS - Volume 9 Year 2017 (114) PY - 2017 SN - 0011-4561 C1 - 2353-737X SP - 91 EP - 98 DO - 10.4467/2353737XCT.17.150.7162 UR - https://ejournals.eu/en/journal/czasopismo-techniczne/article/a-flexible-approach-to-the-evaluation-of-the-cost-effectiveness-of-investment-projects KW - economic efficiency KW - flexibility KW - risk