Using the most conservative calculations, my family's minimum bus and subway fare expenses over a year will be $2,748.

After all, a conservative calculation shows that the cost of sending a young person to a leading college for four years is $27.5 million.

Where it could be hurt, however, is in diminished ticket revenue from practice and qualifying, which brings in a few million dollars over the month of May even by conservative calculations.

"Their calculation tends to be a more conservative calculation," he said.

More conservative calculations peg the market at closer to $2 billion.

Paul describes conservative calculations that at least 100 billion people have been born throughout human history (starting roughly 50 000 years ago, when Homo Sapiens-humans-first appeared).

A conservative calculation for Thornton Heath's population immediately before the railway (1862) would be 1,200.

By a conservative calculation there are 30 million females missing in China, about 5 percent of the national total and more than are missing in any other country.

"We have made very conservative calculations."

The risk is immeasurable even with the most 'conservative' calculations, due to the severity of the dangers.