Total product is simply the output that is produced by all of the employed workers. Marginal product is the additional output that is generated by an additional worker. With a second worker, production increases by 5 and with the third worker it increases by 6.
Definitions for doltish. Here are all the possible meanings and translations of the word doltish. Princeton's WordNet(5.00 / 1 vote)Rate this definition: cloddish, doltish(adj) heavy and dull and stupid.
stupid - a person who is not very bright; The economy, stupid!. dolt, dullard, pillock, poor fish, pudden-head, pudding head, stupe, stupid person. berk - a stupid person who is easy to take advantage of.