This is a divided stand. On a normal situation when people may not need money, everything doesn't have to priced. On the other hand it would be easy to do things with money. This idea can be proven by events happening in the real world. Look at how corruption becomes an almost fulltime job for them. This is just a clear proof that money is a motivation.
This is true. When we talk about the money being a motivation, it differs on the perspective of a person and not just some mere one sided opinion. It is clearly stated above that corruption is common worldwide terefore it is really a clear thing that we can see tht it is money who motivated them.