Emma wants to cook her dinner, but there is no rice at home. She needs to buy some rice from the grocery store. Emma has a demand for rice. What is demand? Demand refers to Read more…
Mr. Brown is a fisherman. He goes fishing every day. To catch more fish, he will travel deep into the sea. The risk of facing stormier weather will likely increase at sea. Cresting the waves Read more…
In Homestead town, there is an electricity company. The company provides electricity to the people in Homestead. Their services are necessary to the welfare of the entire community. The company is the only supplier of Read more…
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