Using our model of the economy$/$environment system, write and illustrate an example of the movement of matter through the economy. Your example should include several steps. In each

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case, show your use of the appropriate formula $($the numbers will be made up$,$ but they should be logically consistent when plugged in to the formulas$).$ You should also illustrate the movement of matter with stock$/$flow diagrams.

a$.$ Resource extraction $($renewable or nonrenewable$).$

b$.$ Production that results in either capital stock or a consumption good.

c$.$ A flow of waste into the environment where the waste stock has an absorption parameter that is not zero.