E.R.P. Systems and Organization's Performance

1. INTRODUCTION The Enterprise Resource Planning (E.R.P.) Systems have appeared in mid '60, at the same time the development of the M.R.P. (Material Requirements Planning) technique. These systems, MRP1, used the following parameters: the volume required to be made, based on the clients' firm orders; technological charts; the stocks situation on each article/good; the medium duration of a supplying. Then, at the begging of the '80, the MRP2 (Manufacturer Resource Planning) Systems have emerged, integrating the planning instruments for sales, production, supplies and the necessary of production units, as well as creating some informational situations of economic-financial nature (Popescu, 2007).