Learn about the financial, regulatory, and operational barriers to entry in business that protect incumbent firms yet challenge new competitors in various industries.

Adaptation to the unavoidable consequences of climate change has become a necessity globally. However, practitioners, policymakers and scientists encounter and report on many barriers that impede ...

When an existing company doesn't want new competitors to enter the market, it can use a variety of strategies to make it difficult, impossible or prohibitively expensive for its potential rivals.

The Affordable Care Act is improving access to and the affordability of a wide range of health care services. While dental care for children is part of the law’s essential health benefits and state ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Somer G. Anderson is CPA, doctor of ...