Output Underfunding relative to the shared demand for the service Input A non-excludable service funded by voluntary contributions A public good creates a free-rider incentive CausesLearning
Output After-tax incomes with a narrower proportional spread than before tax Input Households with different taxable incomes under a progressive schedule Progressive tax rates change after-tax income distribution TransformsLearning
Output A lower quantity of goods and services affordable with that income Input Income held constant while the consumer price level rises Inflation reduces the purchasing power of unchanged money CausesLearning
Output A decision and often a revised, more defensible manuscript Input A manuscript submitted to a scholarly journal Peer review challenges a research manuscript TransformsLearning
Output Lower community spread for diseases and vaccines where transmission is reduced Input A population with a high share of people effectively immunised Vaccination can reduce transmission opportunities CausesLearning
Output Items leave in the order A, B, C Input Items A, B and C entering an empty queue in that order A FIFO queue preserves arrival order TransformsLearning
Output Faster prioritisation and a clearer expectation Input An email subject naming the project, decision and due date A specific email subject improves triage CausesLearning
Output Better long-term recall than the same practice massed into one session Input Several short study sessions separated across days Spaced practice improves later recall CausesLearning
Output Reduced external blood loss while awaiting further care Input A bleeding wound covered with clean material while emergency help is sought Direct pressure helps control external bleeding CausesLearning
Output A seated screw with lower risk of a split board Input A screw driven near the edge of a wooden board A pilot hole helps prevent wood splitting CausesLearning
Output Water with greatly reduced biological risk after cooling safely Input Clear water brought to a rolling boil Boiling makes microbiologically unsafe water safer CausesLearning
Output Food that remains safe and usable for longer within storage guidance Input Perishable food moved promptly into a refrigerator at 4 C or below Refrigeration slows food spoilage CausesLearning
Output A fixed loop that does not tighten under normal load Input One rope end and a required loop size A bowline forms a fixed loop TransformsLearning
Output A cut more likely to match the required dimension Input A board marked for a single final cut A second measurement reduces cutting errors CausesLearning
Output A sustained path of moving indoor air Input Two open windows on different sides of a room Openings on opposite sides create cross-ventilation CausesLearning
Output A smoother cooking process with fewer missing ingredients Input A recipe, measured ingredients and prepared tools Mise en place reduces cooking mistakes CausesLearning
Output Smoother dough that stretches with less spring-back Input Mixed wheat dough covered and left undisturbed Resting dough makes it easier to shape CausesLearning
Output Food begins cooking near the intended temperature Input A cold oven set to the recipe temperature Preheating makes baking conditions predictable CausesLearning