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# System prepended metadata

title: bargaining(讨价还价)

---

# bargaining(讨价还价)

Generally speaking, most of the users are not really understand the game (or reaching equilibria).

The distribution of all players' payoffs in each period and average is like this:
![](https://i.imgur.com/M86j49P.png)
It shows that players in average is earning more in round, although very slow. 

Only 7 people earn more than 50 in average, which is the most simple strategy(propose 50 every time and the AI always accepts):
![](https://i.imgur.com/8Ukuj6v.png)
Moreover, 17 people earns less in the last round than in the first round (They can reuse the first strategy and earn at least the same):
![](https://i.imgur.com/ne9sxmj.png)

## Learning Situation
![](https://i.imgur.com/HnMx6gZ.png)
x-axile is the difference between each periods.

I filter out those who earning drop drastically:
They are:
![](https://i.imgur.com/LDTxsIO.png)
![](https://i.imgur.com/IYVRK1G.png)
![](https://i.imgur.com/CIo4d7B.png)

Among all, only 312's average earning is below 30, and this is the player's earning difference:
![](https://i.imgur.com/AbiJr7N.png)

In conclusion, most of the player had not fully understood the game. However, only three of them did not really learn from the previous periods. Most of the players are getting better and better over time (But not fast enough).