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An obstacle (also called a barrier, impediment, or stumbling block) is an object, thing, action or situation that causes an obstruction. [1] A obstacle blocks or hinders our way forward. Different types of obstacles include physical, economic , biopsychosocial , cultural, political, technological and military.
The obstacles that originate from the human habitat can be converted by troops into constructed obstacles by either performing additional construction, or executing demolitions to obstruct movement over the transport network, to create a choke point, or to deny traversing of an area to the enemy. The natural obstacles can be used defensively by ...
Obstacles such as railway level crossings may have several warning signs beforehand, while bridge ramparts typically have reflective signs placed directly on them on either side. These signs can be specific to the shape requirements of the obstacle, for example, bridge rampart signs are often tall and skinny so as not to intrude into the lane.
For example, the cost to develop a factory and obtain the initial capital required for manufacturing can be seen as a structural barrier to entry. A strategic barrier to entry is a cost incurred by new entrants that is artificially created or enhanced by existing firms. [ 4 ]
An example of this is safety standards and labeling requirements. The need to protect sensitive to import industries, as well as a wide range of trade restrictions, available to the governments of industrialized countries, forcing them to resort to use the NTB, and putting serious obstacles to international trade and world economic growth.
A global issue is a matter of public concern worldwide. This list of global issues presents problems or phenomena affecting people around the world, including but not limited to widespread social issues, economic issues, and environmental issues.
These obstacles often have associated costs, prohibiting the firm from leaving the market. If the barriers of exit are significant, a firm may be forced to continue competing in a market. This forced stay in the market occurs when the costs of leaving a market are higher than costs incurred by continuing in the market.
Devious lick – a trend, popular among teenagers, that involves stealing object(s) from school, such as soap, sanitizers and toilet paper [citation needed]; Gallon smashing – A challenge which surfaced on YouTube in 2013, originally invented by Zayd, Faysal, and Omar Khatib for TheChaizyChannel, gallon smashing involves obtaining bottles of liquid in a supermarket (usually cow's milk or ...