7.Lý luận của CNML về giá trị thặng dư: -Mâu thuẫn trong công thức thức chung của tư bản -Nguồn gốc và bản chất của giá trị thặng dư -Điều kiện để sức lao động trở thành hàng hóa -Thời gian lao động tất yếu, thời gian lao động thặng dư -Các hình thức cơ bản của tiền công trong chủ nghĩa tư bản -Khái niệm tư bản, tư bản bất biến, tư bản khả biến, ý nghĩa của việc phâ chia này

Running and sleep. sufficient sleep is important for adolescents for both their neural and psychological development. despite this, daytıme sleepiness and poor physical and psychological functioning related to chronic sleep disturbances are common. there is a growing body of evidence that exercise is associated with both better sleep and improved psychological functioning sixty participants were recruited from a high school in northwesten switzerlandthey were randomly assigned to either a running group or a control group, 30 to each group the running group ran every moming for a little over 30 minutes on weekdays for a three-week period. all participants used a sleep log for subjective evaluation of sleep, and sleep was also objectively assessed at the beginning and end of the study using a sleep electroencephalographic device that measured quantities such as sleep efficiency and time spent in the four different sleep phases. running was found to have a positive impact on both objective and subjective measures of sleep functioning what are the explanatory variable(s) and the response variable(s)? (a) outline the design of the experiment (b) (c) here are some more details on the treatment and control groups. all participants arrived at school at 7 a.m., and the running group did two laps on the track and then ran cross countrv in groups of at least four people for 30 minutes the control group remained seated at the track, worked on horpework. and interacted with each other. when the runners returned, all participants prepared for school and ate a breaktast that was provided. iwhy do you think the experimenters had the control group arrive at 7 am interact withdassmates and have breaktast together? explain. do you think having the control eroup do these activities is important for the types of conclusion that can be reached? how?

What are three voluntary behaviors that is not controlled by results

Regarding interpersonal attraction, which of the following statements is false? most people find it easier to initiate an interaction with another person rather than reciprocate to someone else’s overtures. proximity promotes attraction by increasing the frequency of contact between people. reciprocity may be the most important factor influencing the development of friendships. in choosing a mate we tend to marry someone who is like us in almost every way, a pattern called homogamy.