Although the world economy is much more integrated today than was the case 10 or 20 years ago, a variety of barriers still hamper free movements of people, goods, services, and capital across national boundaries. These barriers include

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All of the options mentioned (legal restrictions, excessive transportation costs, and information asymmetry) are barriers that can hinder free movements of people, goods, services, and capital across national boundaries. Legal restrictions can include trade barriers, immigration laws, and regulations on foreign investment. Excessive transportation costs can make it difficult and expensive to move goods and people across borders. Information asymmetry refers to situations where one party has more information than the other, which can make it harder to make informed decisions in cross-border transactions.

Although the World Economy Is Much More Integrated Today Than