Anchor: The current approach is inefficient and ineffective, imposing unnecessarily high costs due  (1) stranded capital investments from the installation of controls that later become obsolete when additional requirements are promulgated; (2) reduced lead time for complying with those requirements; (3) limited or non-existent flexibility for emissions trading to allow cost-efficient control options; and (4) a reliance upon lengthy, expensive, and uncertain litigation to sort out regulatory ambiguity and compliance with the law.
Entailed: The high costs are because of the installation of controls and reduced lead time for compliance.
Contradiction: The current approach is perfect and requires no fine tuning.
Contradiction: The level of decline is a lot lower than what was seen in the past.
Contradiction: Some of the boys talked about going back to Texas to do ranching. 
Contradiction: The man is typing the letter on a computer.
Contradiction: The man is sleeping.