The art in scientific thinking -- whether in chemistry, economics, or biology -- is

a. the design and implementation of laboratory experiments.
b. knowing when to stop collecting data and when to start analyzing the data.
c. deciding which assumptions to make.
d. being able to mathematically model natural phenomena.

c

Economics

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According to the above table, the marginal factor cost of the eighth worker is

A) $27.00. B) $48.00. C) $168.00. D) $216.00.

Economics

Evan left a job in which he was earning $75,000 a year for one he liked better but pays only $50,000 a year. Around the same time as the job switch, Evan needed to buy a new car. Had he kept his old job he would have bought a new car but instead he was forced to buy a used car. Therefore

a. used cars are normal goods for Evan b. new cars are inferior goods for Evan c. the supply curve for new cars shifted to the left d. new and used cars are complements e. used cars are inferior goods for Evan

Economics