Think of something you recently bought or sold, and calculate the CS or PS you earned from the trade.Explain it in detail.

If it was something you bought, be sure to include the key information:

• the good or service you bought
• how much you paid for it
• how much you were willing to pay for it
• how much CS you earned

If it was something you sold, be sure to include the key information:

• the good or service you sold
• how much you were paid for it
• how much you were willing to sell it for
• how much PS you earned