Use of Item Response Theory in Conducting a Scale Analysis of Psychological Stress Reaction for Employees.

Author：OTSUKA Yasumasa／ KOSUGI Shotaro

The Relationship between the Work and Career Development and Psycho-Social Development and also Figure out these Development Processes －Among Adult Corporate Employees－

Author：OKADA Masaki／ KANAI Atsuko

Examination of the Effect the Organization Characteristic of Exerts on an Employee’s Degree of Mental Health.

Author：OKADA Tomoka／ MATSUMOTO Shinsaku／ KOSUGI Shotaro

Changes in Job Capability Requirements of Managerial Staff as a Result of Development of Information Technology

Author：TANAKA Takeo