ИвашковскаяИ. В. “Economic Profit Models and Control of Value Creation: Trade-Offs in Research”. Journal of Corporate Finance Research / Корпоративные Финансы | ISSN: 2073-0438, Vol. 4, no. 1, Dec. 2010, pp. 39-61, doi:10.17323/j.jcfr.2073-0438.4.1.2010.39-61.