Finance & Investing.

Arrange return tiles and discover why an average gain can hide a loss.

Move the crash year and try to fund the same withdrawals.

Run two identical portfolios and watch small charges widen their gap.

Grow your token balance, then price the shopping basket it can buy.

Shock a bond's yield and compare the exact price with a duration estimate.

Bid for a five-year cash-flow stream, then stress your assumptions.

Borrow to buy, survive a price shock, and decide how to repair the account.

Keep a target mix through market rounds, or let the winner take over.

Buy equal token amounts through a rise, fall, or recovery and compare timing.

Choose what to sell, then change only the purchase-price labels.

Make the same risky choice with a different story about where the money came from.

Run a treasury desk and discover what needs refinancing when rates change.

Split a twelve-hour studio week between service work and a reusable product.

Combine three skill cards, then test your mix against a customer brief.

Buy or pass six fictional deals using the uncertainty range you actually have.

Compare maintenance incentives before and after a warranty shares the loss.

Move extraction between two periods and compare discounted scarcity rent.

Pay to preserve an investment choice until after uncertainty is revealed.

Compare a fixed-rate repayment schedule with and without an extra monthly payment.

Pay three hypothetical debts by smallest balance or highest rate and compare both complete schedules.

Shift the yield of a fixed-coupon bond and compare exact repricing with two approximations.

Distribute a fictional firm’s cash, then introduce dividend tax and optional reinvestment.

Mix two assets, alter correlation and find the minimum-variance portfolio.

Choose which of two monies to spend under face-value or commodity-value acceptance.

Compare two portfolios with identical terminal payoffs but adjustable quoted costs.

Hedge a foreign investment and separate forward pricing from a future spot forecast.

Trade premium cost against retained loss and compare expected wealth with a utility benchmark.

Set reserves and early withdrawals before liquidating a long asset at a discount.

Build a return path and distinguish current drawdown, worst drawdown and required recovery.