Burning money = Burning Time

I often wonder why do we always have to urge to splurge, we always have this urge. We have it when we in the morning, the afternoon, the evening and at night. What I want to find out is whether we are hardwired to splurge or whether it was something that we picked up along the way.

What I have deduced it that the act of splurging gets derived from wanting to reward ourselves. If you think about it, it is a vicious cycle. Chicken, egg, egg, chicken. Let me explain:

1) We have to work hard and trade our time and skill for money
2) After a hard week at work, we feel that we deserve to reward ourselves with something nice, could be a nice meal or a new toy.
3) We spend that hard earned money so we now have to go ......