ERP

ERP may stand for:

Information systems

• Enterprice Resourse Planing, Systems like M3, SAP, Microsoft dynamics that works as a tool to make it easier to drive a corporate business

Economics

• Economic Report of the President, published annually by the United States President's Council of Economic Advisors on recent economic activity and future policies and predictions
• Effective rate of protection, a method of working out the value of import tariffs

Finance

• Equity risk premium, excess return on risky investments

Geography

• Erp, Ariège, a village in southern France
• Erp (Germany), a village near Cologne
• Erp, Netherlands, a town in the southern Netherlands

Technology

• Effective radiated power, used in radio communications
• European Radio Project, a consortium of radio broadcasters working on a European public radio station
• Enterprise resource planning, a system that is used to manage and coordinate all the resources, information, and functions of a business

Medicine

• Effective refractory period (Medicine- Cardiac electrophysiology)

Neuroscience

• Event-related potential, an electrophysiological response to an internal or external stimulus

Politics and history

• Erp, father of Drest I of the Picts
• Estonian Reform Party
• European Recovery Program (official name of the Marshall Plan)
• Ejército Revolucionario del Pueblo (disambiguation), Spanish for "People's Revolutionary Army," in several Latin American countries

Psychology

• Exposure and response prevention, a psychotherapeutic method

Sexuality

• Erotic role-playing, also known as sexual roleplay

Transportation

• Electronic Road Pricing (disambiguation), a form of road congestion pricing