In the winter, it can be an important obstacle to traffic, despite the fact that it is not very high.

The most important obstacle to construction is Toronto's network of ravines.

Regulatory barriers have been an especially important obstacle to the full development of internationally traded services.

These measures removed important obstacles for the expansion of agricultural output, but did not solve the problem.

By questioning consumers, he has also found that concerns about safety are an important potential obstacle.

In particular, red tape in Russia was defined as an important obstacle for business development.

By the 1980s China had improved its agricultural resources, but important obstacles remained.

However, some important obstacles to the free circulation of goods and services continue to hamper their operations.

The Commission continues to hope that during the presidency, our work concerning the most important obstacles can be completed in a satisfactory way.

But he had the foresight to understand that barriers to imports from the third world were potentially more important obstacles to growth.