Another important law in economics is the "law of marginal returns or the law of increasing costs". discuss in terms of your study in this course, how might you know that you are at a point of diminishing returns, or where more study will not benefit you like it did before? can you identify any of the costs discussed in this lesson in your decision about how much study is enough?

As sales exceed the break‑even point, a high contribution‑margin percentage (a) increases profits faster than does a low contribution-margin percentage (b) increases profits at the same rate as a low contribution-margin percentage (c) decreases profits at the same rate as a low contribution-margin percentage (d) increases profits slower than does a low contribution-margin percentage