Baudrillard's Four Logics of Objects

Use-Value	Exchange Value	Symbolic Exchange	Sign-Value
functional	economic/commercial	gift (Mauss)	consumption
practical operations	equivalence	ambivalence	difference
world	market	subject	other objects
instrument	commodity	symbol	sign
what the object does	what its worth	relation to subject	relation to other signs
fridge stores food	2 butter = 1 gun	wedding ring	fashion