The vertical axis is used to represent one factor, such as price, while the horizontal axis is used to represent a second factor, such as quantity. The curve of market demand is negatively sloped from right to left, representing the law of demand, while the aggregate curve represents additional factors.
There also were 771 incidents of side effects assessed to be likely or definitely related to the use of the birth control shot, the findings showed. The most common were acne, increased libido, muscle pain, and mood and emotional disorders.
Vaccine Side Effects. Most people donât have any serious side effects from vaccines. The most common side effects â like soreness where the shot was given â are usually mild and go away quickly on their own. What are common side effects of vaccines? The most common side effects after vaccination are mild. They include: Pain, swelling, or redness where the shot was given; Mild fever; Chills; Feeling tired; Headache; Muscle and joint aches