@article { author = {Keikha, Abazar and Mishmast Nehi, Hassan}, title = {Introducing a new model for evaluating and ranking employees, organizations and solving MADM problems in a hesitant fuzzy environment}, journal = {Journal of Decisions and Operations Research}, volume = {6}, number = {2}, pages = {256-270}, year = {2021}, publisher = {Ayandegan Institute of Higher Education, Tonekabon, Iran}, issn = {2538-5097}, eissn = {2676-6159}, doi = {10.22105/dmor.2021.238906.1177}, abstract = {Purpose: Using hesitant fuzzy numbers as a combination of two common types of evaluation: self-evaluation and evaluation by judges, in order to make real and fair evaluations. Updating the Choquet integral method to apply with hesitant fuzzy numbers in the evaluation process, and use it to solve decision problems such as evaluating employees and organizations. Methodology:  The method of conducting these studies is based on the pattern of library studies.