Tutorial on Sensitivity Analysis
This tutorial is aimed at giving a detailed introduction to Sensitivity Analysis: the state of the art is presented, together with some comparisons between different approaches and methods available.
It is a useful overview especially for beginners, providing them with the knowledge required to start applying sensitivity analysis. Practitioners will find it interesting as well, having the occasion to revise some arguments and to deepen some others; some insights are also given referring to the problem of 'when to use what', depending on the single case study.
To start with, we propose the following material :
Global Sensitivity Analysis: An introduction. Andrea Saltelli
Sensitivity Analysis for Importance Assessment. Andrea Saltelli

Here is some bibliographic material, where the reader will find the greater part of sensitivity analysis studies, together with applications and reviews:
Here are three papers from Journal of Economic Perspectives—Volume 24, Spring 2010
An article from J.E. Stiglitz on the Journal of the European Economic Association (2011)
And the Handbook on Impact Evaluation of the World Bank, 2010 by: Shahidur R. Khandker, Gayatri B. Koolwal, Hussain A. Samad