William Poole believes economics should be taught in schools because students will learn how economics helps achieve dreams.
I believe it was either the Sumerians or the Mesopotamians, hope this helps! :-)
I would say that its because it has only a singular point of few
That is because critics and academics are rarely open to new ideas and expanding the understanding of art. Similar thing was about movies when they first started appearing, and also about comic books. There are many critics who would still not accept these, or weaving as forms of art, but it's a never-ending expanding list and soon even video games might be considered art.
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Some of these vessels have a cup-shaped cover over the mouth, so that they seemed to be used to store high quality wine such as insamju (인삼주, ginseng wine) or maehwaju (매화주; rice wine made with plum)[6] It would have originally had a lid and there are many maebyong with ginseng leaves on the surfaces.[7]