* Factors which prevent or deter the entry of new firms into an industry even when the incumbent firms are earning excess profits. There are two broad classes of barriers: structural (economic or innocent) and strategic (behavioral). Structural barriers arise from basic industry characteristics such as technology, costs and demand. Strategic barriers arise from the behavior of incumbents. [http://74.125.93.132/search?q=cache:S9yAPGOHsGEJ:www.sice.oas.org/Dictionary/CP_e.asp+anti-competitive+barriers+to+entry&cd=10&hl=en&ct=clnk&gl=us&client=firefox-a] | * Factors which prevent or deter the entry of new firms into an industry even when the incumbent firms are earning excess profits. There are two broad classes of barriers: structural (economic or innocent) and strategic (behavioral). Structural barriers arise from basic industry characteristics such as technology, costs and demand. Strategic barriers arise from the behavior of incumbents. [http://74.125.93.132/search?q=cache:S9yAPGOHsGEJ:www.sice.oas.org/Dictionary/CP_e.asp+anti-competitive+barriers+to+entry&cd=10&hl=en&ct=clnk&gl=us&client=firefox-a] |