Mr. Antony said the "acceptance of necessity cost" for the Chinook helicopters is about 24.68 billion rupees, and 30.95 billion rupees for the Apache.

WSJ: India, Boeing in Talks for Helicopter Deals

He didn't define "acceptance of necessity" cost.

WSJ: India, Boeing in Talks for Helicopter Deals

Merchants may have to limit surcharges to the cost of card acceptance, for instance, or disclose surcharges to customers.

WSJ: Bank Fees Squeeze Retailers

There are alternatives, such as bed nets and prophylactic drugs, but limitations of cost, user acceptance and infrastructure mean that they offer no easy fix.

ECONOMIST: Banning DDT is a great idea whose time has not yet come

This led to the acceptance of simple models to evaluate the cost of solar projects.

FORBES: Going Solar: A New Approach To Measuring Performance

The restructuring and cost cutting we see above reflect this acceptance.

FORBES: Whither Japan Stocks: Four (Maybe Five) Trends that Will Push Stock Prices Higher

"The department believes that successful predator control can only be achieved when we have demonstrated that it is based on sound science, is cost-effective and has broad public acceptance, " Rue said.

CNN: Aerial wolf hunting flies again in Alaska

Companies that can produce products that are sustainabl, but also cost and function the same as non-green competitors will find overwhelming market acceptance.

FORBES: No, Consumers Will Not Pay More for Green