This study examined the differences in job related variables, job satisfaction and job performance againstdemographic characteristics and the impacts of job related variables on job satisfaction and job performance. A questionnairesurvey collected data from september 1st and 7th 2011. A convenience sample was drawn from salespersonsworking for department stores in Daegu and Pohang. A total of 337 responses were complete and usable questionnaires.
Data were tested through factor analysis, t-test, ANOVA, and regression analysis, using SPSS 21.0. The results of thisstudy are as follows: First, six factors were extracted from job related variables (positive reaction of customer, career ofsalespeople, interpersonal relations, influence of salesperson, customer complaints, overwork). Second, there were significantdifferences in job related variables, job satisfaction, and job performance according to age, marital status, averagemonthly income, work period, and job position. Third, regression analysis between job related variables and job satisfactionshowed that the most influential predictor of job satisfaction was career of salespeople, followed by interpersonalrelations, influence of salesperson, customer complaints, and overwork. The most influential predictor between jobrelated variables and job performance was positive reaction of customer, followed by career of salespeople, interpersonalrelations, influence of salesperson, and customer complaints.