Frictional unemployment is present even when labor markets are working well.
eliminate
b) is the result of worker skills not matching the jobs available.
c) is zero when the economy achieved the natural rate of unemployment.
d) exists only when the economy is in the natural rate of unemployment

Sociology of medicine refers to the study of how social factors affect

The pka of three different c―h bonds is given below. explain the observed trend in pka. select the single best answer.

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.