Validity and Reliability of the Research Instrument; How to Test the Validation of a Questionnaire/Survey in a Research

Validity and Reliability of the Research Instrument; How to Test the Validation of a Questionnaire/Survey in a Research Abstract Hamed Taherdoost Keywords: Research Instrument, Questionnaire, Survey, Survey Validity, Questionnaire Reliability, Content Validity, Face Validity, Construct Validity, and Criterion Validity.

The Relationship between Ethical Leadership, Leadership Effectiveness and Organizational Performance: A Review of Literature in SMEs Context

The Relationship between Ethical Leadership, Leadership Effectiveness and Organizational Performance: A Review of Literature in SMEs Context Abstract Mitra Madanchian, Norashikin Hussein, Fauziah Noordin, and Hamed Taherdoost Keywords: Ethical Leadership, Leadership Effectiveness, Organizational Performance and SMEs