#21
which two situations could economists illustrate as a factor market transaction on a pure market circular flow
diagram?
a
a
student receives wages for working as a line cook at a fast-food restaurant,
ob
a mother puts part of her income into a college savings account for her son.
c
a
patient uses health insurance to pay for long-term hospitalization,
d
a teacher receives wages for his or her job at a public school
e
a father buys groceries at a store for his family,
f
a man rents his land to an oil company,

Do you think the united states experiences amalgamation, assimilation, or pluralism? why?

Most of the workers who laid the central pacific railroad were?

The authors of the paper "fudging the numbers: distributing chocolate influences student evaluations of an undergraduate course"† carried out a study to see if events unrelated to an undergraduate course could affect student evaluations. students enrolled in statistics courses taught by the same instructor participated in the study. all students attended the same lectures and one of six discussion sections that met once a week. at the end of the course, the researchers chose three of the discussion sections to be the "chocolate group." students in these three sections were offered chocolate prior to having them fill out course evaluations. students in the other three sections were not offered chocolate. the researchers concluded that "overall, students offered chocolate gave more positive evaluations than students not offered chocolate." indicate whether the study is an observational study or an experiment. give a brief explanation for your choice.