suppose a consumer has income of$120per period and faces prices px=$2 and pz=$3. her goal is to maximize utility, discribe by the function u=10xz. calculate the utility maximizing bundle (x,z)using the lagarangian method.
Illustrate what do you think are the defining characters of a science? does the study of the economy have these characteristics?do you think macroeconomics should be called a science?