Mechanism library
Mechanisms
A mechanism is a chain of stored relationships with a narrative: why one thing moves another, step by step. Each step is an edge with its own status and its own statistical evidence, and a chain is never stronger than its weakest link.
- Mechanisms
- 5
Seeded from the curated dependency chains
Chains
A higher policy rate raises borrowing cost, which reduces construction financing and residential building
Mechanism supportedPolicy interest rate -> Construction and mortgage financing -> Residential construction -> Housing stock
- policy-interest-rate to construction-financingMechanism supported
- construction-financing to residential-constructionMechanism supported
- residential-construction to housingEstablished relation
Weakest link: Mechanism supported version 1
AI compute demand pulls on accelerators, memory, leading-edge fabs, and the electricity and water those fabs use
Established relationAI compute -> AI accelerator -> Semiconductor fabrication plant -> Electricity system
- ai-compute to ai-acceleratorEstablished relation
- ai-accelerator to semiconductor-fabEstablished relation
- semiconductor-fab to electricity-systemEstablished relation
Weakest link: Established relation version 1
Launch capacity is vehicles times cadence, and vehicles come out of engines, alloys, propellant and precision manufacturing
Established relationSpace launch capacity -> Launch vehicle -> Rocket engine -> Precision manufacturing
- space-launch to launch-vehicleEstablished relation
- launch-vehicle to rocket-engineEstablished relation
- rocket-engine to precision-manufacturingEstablished relation
Weakest link: Established relation version 1
More delivered electricity needs more transformers, which need copper, aluminum and electrical steel
Established relationElectricity system -> Transmission and distribution grid -> Power transformer -> Refined copper
- electricity-system to power-gridEstablished relation
- power-grid to power-transformerEstablished relation
- power-transformer to copperEstablished relation
Weakest link: Established relation version 1
Natural gas prices pass through ammonia into nitrogen fertilizer cost, crop yields and food supply
Mechanism supportedNatural gas -> Ammonia -> Synthetic fertilizer -> Crop production -> Food system
- natural-gas to ammoniaEstablished relation
- ammonia to fertilizerEstablished relation
- fertilizer to crop-productionMechanism supported
- crop-production to food-systemEstablished relationLevel 5: Established relation
Weakest link: Mechanism supported version 1