I can spend an hour repairing my bicycle tire and get it working for a few years or I can buy several new tires by working more hours. If everyone did that we

I can spend an hour repairing my bicycle tire and get it working for a few years or I can buy several new tires by working more hours. If everyone did that we would need a lot more bicycle tires. Edit: If you want a more extreme example. I might be able to afford more socks by doing paid work than I can wash in the same amount of time.