Chaotic signals provide us security by exploiting the useful idea of encrypting message at the physical layer but there is also need for more and more bandwidth. We can provide security and bandwidth at same instance by using Dense Wavelength Division Multiplexed (DWDM) chaotic communication....

This is a concise and easy to understand book which strives to answer the following questions: How small business owners’ behaviour affect the financial performance of their business? Are small business owners satisfied with the accounting and consultancy services provided by the accounting firms?...