<span>Economists use graphs to analyze the choices and trade-offs that people make in a society. This is TRUE. </span>
Answer:
The correct answer is that what Jenna can conduct to investigate this claim is survey and focus groups.
Explanation:
This two different approaches of collecting data can be the easier way for Jenna to collect the information necessary for it.
Answer:
D. fixed-ratio; variable-ratio.
Explanation:
In Operant Conditioning, the highest rates of responding occurred when rats reinforced for pressing a bar were placed on <em>fixed-ratio</em> and <em>variable-ratio</em> schedules of reinforcement. A fixed-ratio schedule, is reinforcement after a set number of responses have been provided. In the fixed-ratio schedule, the reward is predictable and produces high levels of responses. In the variable-ratio schedule, the reinforcement is provided after a varying set of responses. The reward is unpredictable and it produces a steady rate of responses.
Answer:
The correct answer is option "b."
Explanation:
NAFTA is the abbreviation of the North American Free Trade Agreement and refers to the trade bloc between Canada, Mexico, and the United States of America.
The treaty does open borders for many industries by removing tariffs on all items who's country of origin is either Mexico, Canada, or the US. Furthermore, in terms of total GDP of member countries, NAFTA is considered the largest trading bloc on the planet.
Despite doing away with almost all of the tariffs, Canadian agricultural commodities such as dairy products are <u><em>not</em></u> included in the tariff elimination framework. Therefore, option "b" is incorrect since NAFTA <em><u>does</u></em> maintain certain restrictions on agricultural products.
