The United Kingdom country code 44 will allow you to call United Kingdom from another country. United Kingdom telephone code 44 is dialed after the IDD. United Kingdom international dialing 44 is followed by an area code. The United Kingdom area code table below shows the various city codes for United Kingdom.
The definition of exogenous is developing from the outside. An example of exogenous used as an adjective is in the phrase an exogenous shell, which means a shell on the outside. developing from without; originating externally.
Independent variable that affects a model without being affected by it, and whose qualitative characteristics and method of generation are not specified by the model builder. An exogenous variable is used for setting arbitrary external conditions, and not in achieving a more realistic model behavior. For example, the level of government expenditure is exogenous to the theory of income determination. See also endogenous variable.