《Robbins管理学第8版讲义全集》(19个英文ppt).rar First-line　Managers Are　at　the　lowest　level　of　management　and　manage　the　work　of　non-managerial　employees. Middle　Managers Manage　the　work　of　first-line　managers. Top　Managers Are　responsible　for　making　organization-wide　decisions　and　establishing　plans　and　goals　that　affect　the　entire　organization.