Rob creates a Product_Details table that has four columns Product_ID, Product_Name, Category, Price and Discount. A product may have a 10% discount if it is on sale. Which field should Rob assign as a primary key in the table?
Rob should assign the |BLANK|
field as the primary key in this table.

Amanufacturer has paid an engineering firm $200,000 to design a new plant, and it will cost another $2 million to build the plant. in the meantime, however, the manufacturer has learned of a foreign company that offers to build an equivalent plant for $2,100,000. what should the manufacturer do?

1. which one of the following would be an example of a supply-side market failure? a. a gas station is slowly leaking diesel fuel from its underground tanks, and after the leak is discovered, the business immediately cleans up the pollution at its own expense. b. a gas station is slowly leaking diesel fuel from its underground tanks, but the state uses taxpayer money to clean up the pollution rather than requiring the business to pay. c. your business wants to attract repeat customers by putting on a customer-appreciation picnic at a public park, but you decide not to because you couldn't prevent noncustomers from consuming the food and entertainment you provided. d. everyone rushes to the local retail outlet at midnight on the day of the release of a new video game console, and the store runs out before everyone is able to buy one.

The purpose of the transportation approach for location analysis is to minimize which of the following? a. total costsb. total fixed costsc. the number of shipmentsd. total shipping costse. total variable costs