Consumers would have a tendency to become more influential in price changes than consumers in a perfectly competitive market. In addition, a perfectly competitive market is usually characterised by having similar products being sold by different firms and consumers have more access to product information.
World war three is the answer
Because LBJ, under the Tolkien Resolution, was given basically infinite power to protect U.S interests in Vietnam. Thus, President Johnson continued to "escalate", or build up American forces, weapons, and intervention in Vietnam. Now, somewhat opposite of this would be "Vietnamization" under Nixon, which was the gradual withdrawal of American troops but a continuation of supplies in order to aid South Vietnam from the Vietcong.
The farmers and herders were the lowest level.
They were in the peasant class along with the slaves.
delegated powers ( sometimes called enumerated or expressed)