pattern for the alignment of business strategies with change variations and its effect on companies performance

according to research, over seventy percent of change efforts have been failed to achieve the expected goals. there are many reasons for the failure of change implementation, however, at the strategic and macro level, the non-alignment between business strategy and change variations may lead to the failure of change efforts. in this paper, the alignment between business strategy and change variations and its effect on the performance improvement were investigated in 18 commercial companies of defense ministry active in trading (non-military) market. the present research is applied in terms of goal, descriptive in terms of method and mixed (qualitative-quantitative) in terms of data. in quantitative research, 105 questionnaires were collected from the managers and researchers familiar with the strategic affairs of the companies. to verify the validity of model, confirmatory factor analysis was utilized, whereas independent t test and leven test were used to verify research questions. also, the qualitative data from the structured interviews made with 36 senior managers was analyzed by content analysis, and the criterion for comparing the performance of the companies was determined by delphi technique. the results of variance analysis test indicated that the companies, where change variations and business strategy are more aligned, have a higher performance. also, the results from delphi technique showed the ratio of profit to income as a performance criterion.