Date: October 19th, 2017 8:50 PM Author: burgundy soul-stirring coldplay fan site
the example they give on their website uses 10% as the return rate. they haven't given solid details yet though. from their website:
The allocation mechanism of the transaction fees (such as A coins and B coins ) expended in the important officially-released child chains will be adjusted in an innovative manner, such as those in the transaction child chain or the sales child chain which will be used in the high-frequency circulation. Most of the transaction fees (say 90%) will be allocated to the wallets of child chain book-keeping nodes, while a small proportion (say 10%) will be exchanged to WTC and allocated to the wallets of parent chain book-keeping nodes.