Anchoring is one of the most powerful psychological tools in negotiation, based on the cognitive bias where the first number or offer made strongly influences all subsequent discussion. The initial offer becomes an anchor point, and adjustments from it tend to be insufficient, which is why making the first offer can be strategically advantageous, provided you are well-informed about the market value. When you do anchor first, start somewhat higher than your target but within a justifiable range, and support your number with data on market rates, your achievements, and the value you bring. Anchoring is often more effective with specific, non-round numbers, which feel calculated and like your true limit. If you lack information and the other side anchors aggressively, you can counter by immediately re-anchoring with your own number, presenting objective data or benchmarks, ignoring the anchor and making an independent assessment, or explicitly calling out the anchor as unreasonable and reframing the discussion.
Around the basic anchoring dynamic, negotiators have developed a wide range of tactics to influence outcomes. The flinch is a visible, exaggerated reaction to an offer that signals the position is unreasonable and often causes the other side to moderate. The nibble asks for a small additional concession after the main deal is essentially agreed upon, exploiting reluctance to risk the whole deal over a minor point. Bracketing means setting your opening offer as far from your target as the other side's offer is on the opposite side, so the final agreement tends to land near the midpoint. Splitting the difference proposes meeting exactly in the middle between two positions; while it sounds fair, it can be manipulative if one side started with an extreme position, so always evaluate whether the midpoint is actually fair based on objective criteria.
Several tactics rely on pressure rather than substance. The good cop/bad cop tactic uses two negotiators, one hard and aggressive while the other is friendly and reasonable, so that the good cop's offer looks generous by comparison; you counter it by recognizing the tactic and negotiating directly with whoever has real decision-making authority. The deadline tactic creates artificial time pressure through phrases like "this offer expires Friday," which you can counter by questioning the deadline's validity, requesting more time, or being willing to walk away. The "take it or leave it" ultimatum presents the offer as final; test it by exploring other variables, presenting alternatives, or calmly stating that you need to consider other options. The limited authority tactic, where the negotiator claims they cannot make the deal without checking with someone else, can be countered by asking to negotiate directly with the decision-maker or securing tentative agreements in writing. Hardball tactics in general, including extreme demands, bluffs, and personal insults, can be countered by naming the tactic, staying calm, and refocusing on interests and objective criteria.
Two sequence-based techniques exploit contrast and consistency biases. The door-in-the-face technique starts with an extremely large request that is expected to be rejected, then follows up with a smaller, more reasonable request that seems more reasonable by comparison; it works through the reciprocity principle and contrast effect. The foot-in-the-door technique works in the opposite direction, starting with a small, easy-to-agree request and then escalating to larger requests; once someone has agreed to something small, they are more likely to agree to something bigger due to consistency bias. Framing is how information is presented to influence perception: the same offer can be framed as a gain or a loss, and people tend to be more risk-averse with gains and risk-seeking to avoid losses. This loss aversion means people feel losses roughly twice as strongly as equivalent gains, so it pays to frame proposals in terms of what the other party would lose by not agreeing. Reciprocity is the tendency to return a favor or concession, and strategic concessions should be made gradually and decreasingly, with each smaller than the last, to signal you are approaching your limit. Always get something in return for a concession, label your concessions to ensure they are recognized, and never concede without expecting reciprocity. The Ackerman bargaining model formalizes this principle: start at about 65% of your target, then offer 85%, then 95%, and finally your exact target using a non-round number, with each increment signaling increasing resistance. Two more sophisticated tactics round out the toolkit: the bogey involves pretending an issue is very important to you when it actually is not, then reluctantly conceding it in exchange for something you actually want, creating the appearance of a major concession with little real cost; and the agree-in-principle technique aims to gain agreement on broad principles before discussing specifics, creating a framework against which specific terms can later be measured.