A criminologist can observe a teenage gang from the outside by spying,p
Answer:
(C) The equilibrium quantity will not change
Explanation:
The equilibrium in a given period depends on the balance between the supply of teachers and the demand for labor from the universities of the market. The decision to leave the market to study PHd, in turn, depends on the opportunity cost of each teacher, being a subjective value, which varies for each one, so the opportunity cost may increase for many individuals, as the statement says. , and little for others.
Note: Opportunity is a microeconomic concept used to describe how much an economic agent fails to earn in an economic activity by employing money in another economic activity.
Thus, in the short term, if at least one teacher decides to leave the market to attend PHD, the amount of market equilibrium will decrease. However, in the long run, teachers who have decided to do PHD will have returned to the market and the amount of balance will be the same. This keeping everything constant, as described in the statement.
Answer:
cross-sectional design; longitudinal design
Explanation:
Cross-sectional design: In psychological research, the term "cross-sectional design" is described as one of the different study designs that are considered as an observational study. In this study, a researcher measures the "exposure" and the "outcome" in the study subjects or participants simultaneously.
Longitudinal design: In psychological research, the term "longitudinal design" is described as a study of participant or group of participants in a similar condition and over a period in time. It can last from a week to months and even to years.
<u>Answer:
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The main motivation behind the United States supplying arms to Israel in the 20th century was that they had a common enemy.
<u>Explanation:
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- Iraq and other Arab countries in the middle-east have been explicitly recognized as 'enemy nations' by Israel by officially passing certain laws.
- On the other hand, the United States has also had bitter relations with Iraq for a long time and has always tried to dominate Iraq in order to make it stop supporting terrorism and allied activities.
Answer:
The Nile River was a basic source of living for the people. The river helped them in trade, the water from the river was used in irrigation and sustainable living.
If the Nile River was absent, the people there would have no source of trade and therefore the economy would have been unable to sustain. People would not have been able to grow food and through farming, and lack of food production would mean less survival and therefore which would lead to lesser population.
