ic theories regarding to nature of quot;needquot; or quot;demandquot;(contrast his theory to that of Gervasi,Gallbraith and classical economists)?...

how does baudrillard disagree with classical economic theories regarding to nature of "need" or "demand"(contrast his theory to that of Gervasi,Gallbraith and classical economists)?explain his thesis regarding to fluidity of needs,and the negation of pleasure in modern consumer culture.

Finally,how does baudrillard believe that the constraint or control of consumer behavior has taken the place of the control of production, and what contradictions does he see in such a system of economic control?