摘要:The main task of management is to increase shareholder wealth. Shareholderwealth will increase when they increase corporate value. If management wantsto be successful in their task they must work efficiently and effectively toenhance shareholder value. To determine how well management works, neededa tool that objectively measure their performance. In this writing, the author triesto introduce a performance measurement tool that can be objectively measuredin normal economic conditions. Measuring instrument in question is the conceptof Economic Value Added (EVA), which provides convenience for themeasurement of performance management, which management performance canbe seen from how much the value added created by firms in a given period. Insimple terms EVA is Net Operating Profit After Tax Capital Charges or netprofit after tax less the total cost of capital.. Aqua during the period December31, 2004, 30 September 2005, December 31, 2005 and September 30, 2006.results showed that the management of PT. Aqua deemed to have performedwell during this period because of the value added created.