The project seeks to chart the speed of reaction by entrants to profitable opportunities, and documents the principal barriers to entry.

"Although the principal barrier cited is the rough handling of corporate interests by the Russian government, has it done real damage to their business in Russia?"

(4) Developed-country agricultural protection and subsidies constitute the principal barrier to the development of the poorest developing countries.

The principal barrier to women in the work place, however, was not public opinion, but rather such factors as a high unemployment rate and a lack of part-time jobs.

The principal technical barrier to such a development at that time was the lack of any practical means of storage for data and instructions.

An agreement on aircraft has been the principal barrier to a new conventional arms pact.

The French are convinced that language is the principal barrier to wider acceptance of their films, but are unsure how to overcome that barrier.

Wissler states that the principal barriers that preserve the distinctness of a culture area as physical: surface, climate fauna, and flora.

It was this decision that broke the principal barrier that had blocked final passage of the bill since last year.

Many Santanistas viewed the state civic militias, radical liberal factions, and politicians who supported dangerous popular movements as principal barriers to national progress.