The concept of pooling poker liquidity has often been highlighted as a means to reverse the decline in
online poker witnessed over the past decade. 

Liquidity pooling is a reality in Delaware and Nevada thanks to an agreement between the two US states, but merely a recurring topic of conversation between regulators and lawmakers in Europe.
GBGC wrote the attached article for the World Online Gambling Law Report.
WOGLR – July 2015 pg 3-4 (2)