all countries have mixed economies
The most important reason is concern that the value of the currency will be more easily affected by factors outside the country's control.
The most important reason is concern that the value of the currency will be more easily affected by factors outside the country's control.
It is to provide a simple and coherent system of measurement units which are agreed by all people. Unfortunately, the US, Burma and Liberia have failed to adopt it.
The National Convention voted to adopt the metric system of measurement during the era of revolution and reform in France.
Most totalitarian countries have a dictatorship by a despot who holds onto power. Most, but not all totalitarian countries adopt this economic system.
The metric system is commonly used in scientific research, international trade, and by most countries around the world for everyday measurements. It can be found in fields like chemistry, physics, medicine, and engineering, as well as in education systems in many countries.
There are a large number of countries using the PAL system - Wikipedia has a map of the world showing which countries adopt this system for TV. See related link for more info.
Not specifically.
The United States is the only industrialized nation in the world that does not use the metric system of measurement as its primary system. The country mainly relies on the customary system based on inches, feet, pounds, and gallons for measurements.
It made it so much easier to communicate with, trade with, buy from, and sell to the 200-or-so other countries in the world that use the same system. Note to the USA . . .
The unitary system of government is typically adopted because it is a more cost efficient system. Not only is it more modestly priced, but it is also very economical in terms of personnel and material resources.