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.
Some side effects of the pill are serious. Serious problems from taking the birth control pill are very uncommon. People using birth control that has estrogen, like combination pills, have a slightly higher chance of having a few rare but dangerous problems than people who donât use birth control with hormones.