Negotiation glossary
What is MESO?
Published 8 October 2026 · 2 min read
MESO stands for Multiple Equivalent Simultaneous Offers: instead of one proposal, you present two or three complete packages at the same time, each worth the same to you. The other side's choice tells you what it values, and the deal moves forward on their preferred terms without you conceding.
MESO replaces one offer with a choice of two or three. Each package is complete and worth exactly the same to you, but they differ on the issues the other side might care about. When they pick one, you learn what they value and the deal advances on their terms, without you giving anything away.
A MESO example
A software vendor is asked for a discount on a 48,000-a-year contract. Instead of conceding on price, it presents three packages:
| Package | Price per year | Commitment | Payment | Support |
|---|---|---|---|---|
| A | 48,000 | 1 year | Quarterly | Premium |
| B | 44,000 | 2 years | Annual, upfront | Premium |
| C | 42,000 | 2 years | Annual, upfront | Standard |
All three are worth the same to the vendor. A buyer who picks B says that cash flow matters less to them than the price; one who picks C says that support is not a priority. Either way, the vendor has a deal and information.
Why it works
- It shows flexibility without a concession. You move from a single position to options
- It reveals preferences. The choice, and the questions about it, tell you what matters to them
- It avoids the haggling loop. People compare packages instead of cutting your price step by step
- It frames the conversation. All options sit inside terms you can accept
How to build one
- List the issues on the table: price, timing, volume, payment, scope, support, guarantees
- Decide what each is worth to you
- Build two or three complete packages of equal value to you, varying the issues you think they value differently
- Present them together, and ask which one fits best and why
Common mistakes
- Packages that are not equivalent. If one is clearly worse for you, you will resist when they pick it
- Presenting them one after another. That is a series of concessions, not a MESO
- Too many options. Two or three are enough to compare
MESO is a practical form of integrative negotiation and of logrolling: trading across issues instead of conceding on one. In a Negosim session, putting two complete packages on the table is one of the moves that the analysis credits under value creation.
Related terms
- Integrative negotiation: Integrative negotiation is an approach where the parties look for agreements that make both better off, by putting several issues on the table and trading what is cheap for one against what is valuable for the other. It contrasts with distributive negotiation, where a single fixed amount is divided.
- Logrolling: Logrolling is trading concessions across two or more issues that the parties value differently: each side gives ground on what matters less to it and gains on what matters more. It is the basic mechanism of integrative negotiation and the reason both sides can do better than a split down the middle.
- Concession: A concession is a movement away from your position toward the other side's, on price or on any other term. The two questions that decide whether it helps you are what you ask in return and how it is presented; a concession given for free teaches the other side that pushing works.