In adults, infection sets in when the tear duct is blocked, sometimes as a result of the natural growth pattern of surrounding bones. Their growth narrows the tear ducts, causing a blockage, which allows bacteria to collect and gradually grow.
Q: What is regulation in an economic system? Regulation is the placing of limits or restrictions on business activity by the government. Regulation is the placing of limits or restrictions on business activity by the government. . activity by producers. Regulation is the removal of limits or restrictions on business activity by the government. Regulation is the removal of limits or restrictions on business activity by producers. A:  activity by the government is regulation in an economic system.
Traditional economy. Traditional economy is an original economic system in which traditions, customs, and beliefs help shape the goods and the services the economy produces, as well as the rules and manner of their distribution. Countries that use this type of economic system are often rural and farm-based. Also known as a subsistence economy, a traditional economy is defined by bartering [citation needed] [dubious â discuss] and trading.