"Great on an own choice" is a result of the long-term research called to give an answer for a question, why one companies prosper in the conditions of economic instability and even chaos, and other perish. In her basis strict scientific conclusions lie: an author forms hypotheses that after confirms or refutes facts.Reading this book, you hear about basic principles of creation of great business, and also about that, what internalss distinguish leaders getting along at negative situations, from those, who passes before them.