| Quadratic voting/funding | preferences | resource allocation according to participants’ preferences | 
| (Dominant) assurance contracts | money | option (public good) | 
| Blockchains | compute, code | uncensorable execution | 
| Schelling courts/oracles | question | consensus answer | 
| zkSNARKs/STARKs | information | proof of possession of information with a given property | 
| ZK rollups | code | fast/cheap execution | 
| Proof of (unique) humanity | biometrics, social connections, government ID, etc | proof of identity as unique person | 
| Social recovery | possessions | derisked possessions | 
| Fractionalized investing | risk preferences, information | risk allocation | 
| Prediction markets | question, opinions, research | prediction oracle | 
| Harberger taxes | preferences (ie valuations) | revenue, incentives toward efficient resource allocation | 
| Retroactive funding | money, funder preferences, production | resource allocation according to funder’s preferences | 
| LLMs | text | fast information |