HedgeTrade is a decentralized prediction market focused on a wide variety of financial assets. Trade predictions can then be purchased using the HEDG token for users to replicate and learn from. Correct trade predictions award the trade predictor with the HEDG tokens originally put forth by those individuals who purchased that prediction originally through the marketplace. Incorrect trade predictions see the HEDG tokens used to buy that prediction returned to the original buyer(s).
ARPA is a Secure Computation Network Compatible With Blockchains They propose a blockchain-based secure computation network of Multi-party Computation (MPC). ARPA cryptographically enables private smart contract, unprecedented data-at-use privacy protection, as well as scalable computational sharding.