Please answer all questions

There are some negotiators who will use “dirty tricks” during negotiations to attempt to gain an advantage over the other party. Describe what actions a negotiator can take to respond to the other party’s distributive tactics or “dirty tricks,” and assess their usefulness in improving the negotiation climate.

Describe the major types or sources of power and then consider the following statement: “There are some negotiators who may not be concerned with their own power, but they can still be effective negotiators”. How would you explain this outcome when intuitively you would think that a negotiator who is more focused on power would be more successful?