21 Managing for  Federal Managers' Views on Key Management Issues Vary Widely Across Agencies (GAO-01-592, May 25, 2001).
Management styles in different agencies differ due to infighting. 
mnli hypothesis: Management styles in different agencies differ due to infighting.  premise: 21 Managing for  Federal Managers' Views on Key Management Issues Vary Widely Across Agencies (GAO-01-592, May 25, 2001).