# AEE Mechanism

AEE suggests four pillar solutions for the eco-system to deal with market failure. 

{% content-ref url="aee-mechanism/lp-target-apr-archiver" %}
[lp-target-apr-archiver](https://whitepapercrypto.gitbook.io/pex/auto-equilibrium-engine-aee/aee-mechanism/lp-target-apr-archiver)
{% endcontent-ref %}

{% content-ref url="aee-mechanism/trading-contribution-calculator" %}
[trading-contribution-calculator](https://whitepapercrypto.gitbook.io/pex/auto-equilibrium-engine-aee/aee-mechanism/trading-contribution-calculator)
{% endcontent-ref %}

{% content-ref url="aee-mechanism/pnl-compensator" %}
[pnl-compensator](https://whitepapercrypto.gitbook.io/pex/auto-equilibrium-engine-aee/aee-mechanism/pnl-compensator)
{% endcontent-ref %}

{% content-ref url="aee-mechanism/long-short-imbalance-safeguard" %}
[long-short-imbalance-safeguard](https://whitepapercrypto.gitbook.io/pex/auto-equilibrium-engine-aee/aee-mechanism/long-short-imbalance-safeguard)
{% endcontent-ref %}