Balance of Power or Wasted Energy?

It is clear that the overlapping powers of Congress and the President lead to increased inefficiency in government. Analyze the reason behind this tension. Is there a better solution for the US government that will increase efficiency and maintain the balance of power? Explain your answer. 

Your initial post should be at least 250-300 words in length. Support your claims with examples from required material(s) and/or other scholarly resources, and properly cite any references.