Game Theory Lab · Premium
You decide at the table. You rehearse here.
Each of the eight premium games drills the maths behind one real business call.
Opponents play known strategies and explain their choices when the game ends.
What the code opens
- Price WarA rival undercuts you down to cost. Take your margin back in ten rounds.
- The Bargaining TableFive take-it-or-leave-it offers, then a six-round bargain.
- Market Share WarSet your quarterly volume, then watch the quiet deal fall apart in a few rounds.
- Credit and IncentivesHand over the advance and still keep control, through the contract.
- Chain StoreTen verticals, ten rivals. You choose where to spend your reputation.
- War of AttritionLearn when to walk away before sunk cost decides for you.
- Supplier TrustWork out the price of trust in a deal that can end any period.
- The Coin Jar AuctionTwo jars, two bids. You overpay on the first one and fix the math on the second.
Three games are already free. Every premium game added later is included.
Three steps
- 1.
Pay
Your card is handled on Stripe's page. Nothing is stored on this site.
- 2.
Get your code
The access code appears on screen and lands in your inbox.
- 3.
Unlock and play
Enter the code once and the browser remembers it. No account, no password.
Frequently asked
What if I lose my code?
The code stays in your inbox and never expires. Copy it and enter it again.
Can I play on another device?
Yes. Enter the code once on the new device. Score history stays per device.
Is this a subscription?
No. One payment, lifetime access. Games added later are included.
Is the opponent a real person?
No. The opponent is a rule-based function running known game theory strategies. No AI and no language model is involved.
Do you refund?
Full refund within 14 days. One email, no questions, no form.