Existentialism is a philosophical that is centered on the analysis of the existence and the way humans find themselves existing in the world.

There are 25 elements found in living things. how many of these elements are found in some organisms but not all? 1 , 6 , 19 , 25

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

Why are the majority of the world's economies mixed? what may happen to the "pure" types of economies (traditional, socialist/command, market capitalist) when they incorporate elements from other economic models?