Which of the following is an economic system in which the government and individuals are used to decide how to use their resources?
a

Market
b

Command
c

Traditional
d

Mixed

Using mr smith and his id, identify two potential internal validity threats that might affect the a—b design. tell me how that threat might impact conclusions in the a—b design. note #1: you cannot use maturation (since i already did that one for note #2: there are some mr smith id threats that won’t have much impact in a single case design.