اصل پیتر: به ناتوانی در محل کار نه بگویید! ۲۰۱۵
The Peter Principle: Say NO! to incompetence at work 2015

Boost competence and efficiency in your company This book is a practical and accessible guide to understanding the Peter Principle, providing you with the essential information and saving time. In 50 minutes you will be able to: •Understand the theory behind the Peter Principle and how it can affect the performance of your company
•Identify the different levels of competence among your workers and learn how to recognize signs of incompetence
•Recognize the structure of promotions in your company and avoid inefficiency ABOUT 50MINUTES.COM | Management & Marketing 50MINUTES.COM provides the tools to quickly understand the main theories and concepts that shape the economic world of today. Our publications are easy to use and they will save you time. They provide elements of theory and case studies, making them excellent guides to understand key concepts in just a few minutes. In fact, they are the starting point to take action and push your business to the next level.