What is cost- push theory?What is wage- price spiral?

what is demand pull theory? what price is the book 什么是博弈论?What is the game theory? what is the total (cost)? What is the price of this coat? What is the price of a hotel what is the price of的用法? What is the price of the book? What is the connotation of the game theory? all we are asking for is a fair wage..能改为what we are asking operates under the theory of what's mine and what’s yours is 问价格可以说How much is the price吗?还是必须用what is the price?