The fee structure is intentional: market creators benefit directly from the volume they attract. If you create a well-formed market on a topic people care about and share it in the right communities, you earn from every trade that follows.There’s no cost to create a market, so the expected value of creating a good one is always positive. The more volume your market generates, the more you earn.
The earnings model described here applies to permissionless markets created by users. Leveraged markets on Worm are curated by the team and are not currently open for user creation.