واقع عوائق الدخول للسوق على بعض القطاعات في الاقتصاد الجزائري

الملخص EN

Entry of firms into a market is an important mechanism in the economy.

Entrants have an equilibrating function.

Firms will enter the market if the profit level is above the long-run competitive level.

As a result of entry, the profit level will decrease to the longrun competitive level.

Entrants are also important agents of change.

Firms with new ideas or production processes will enter the market.

Thus these two effects of entry contribute to allocative as well as to dynamic efficiency in the market .

However, several mechanisms can prevent firms from entering the market, which competition imposes, Considering that any existing firm in an industry has monopolistic tendency based on its ultimate goal, which is maximizing profits, regardless of the consequences that may be incurred by this policy.

Entry barriers are the way to achieve this, whether by building a strategy to prevent any competitor from participating the market, or by relying on a competitive advantage that gives them complete loyalty to their products.

The Algerian market is not excluded from the policies applied by the firms operating in it.

The mechanisms of monopoly differ in different economic sectors; There are industries in which the intensity of competition increases, and consequently the severity of the barriers to entry, such as industries of all kinds, as well as the telecommunications sector, building and construction, as well as financial services.

While there are sectors in which the intensity of competition declines, we find that the intensity of entry barriers is weak