The papers collected here represent the most recent work on a much- neglected problem in practical reasoning.
The puzzles and paradoxes combine very practical and pressing worries abou.
It is perhaps better to characterize the problem as a collection of puzzles or paradoxes, since those who deny the existence (or possibility) of Imperceptible decrements (or increments) face problems no less perplexing than those who affinn their existence.
It is the problem of Imperceptible Harms and benefits.
The papers collected here represent the most recent work on a much- neglected problem in practical reasoning