Which quant book is good for a model based on Ratio based Trading Strategy ?

Which quant book is good for a model based on Ratio based Trading Strategy ? I am looking to establish a model on Ratio based Trading Strategy ? can any body help me that which book and research material available which help me to form a model on this subject ? == This book is …

Which quant book is good for a model based on Ratio based Trading Strategy ? Read More ┬╗