# 经济 & 社区活动

### Economic Events

These are events that incentivize your Clan to trade or transact economically to win milestone prizes.

#### **Event Structure**

* Tiered leaderboard for both individuals and Clans
* Events runs 1-2x per month

#### **Types of Economic Events**

* **NFT Drop Events** for members having most items from a drop
* **Global Marketplace Events** for most marketplace activity in a given period of time
* **Special Collection Events** for collecting the most of a specific item type during a timed event (ex: most sniper rifles collected in a certain time window)
* **Builder Metascore Events** for most building and upgrading activity
* **Mining Metascore Events** for mining activity
* **Refining Metascore Events** for refining activity

### Community Events

These are events that incentivize your Clan to engage with and grow the game community.

**Event Structure**

* Tiered leaderboard for both individuals and Clans
* Events runs 1-2x per month

#### **Types of Community Events**

* **Invite Friends Events** to incentivize you and your Clan to invite friends to the game