The attorney general, or a designated assistant attorney general, appointed by him, the state auditor and the director of the state department of audit shall assist the committee in whatever manner the committee deems that such officers can be helpful. Furthermore, the committee is authorized to employ one full time secretary, other stenographic help, technical experts, auditors, investigators and other employees which may be necessary to enable it to carry out the provisions therein. The committee is authorized at its discretion to fix reasonable compensation for its employees including necessary travel expenses; and it shall maintain and provide a full, complete and itemized record of all such expenditures.