Unlike existing works that emphasise institutional and historical factors, this study analyses the importance of the presence of fixed costs as a source of market imperfections and very high profits in certain towns.

FORBES: The Market for Lemons and the Start of the Mafia

Mr McFadden developed ways of modelling several types of choices, such as how many children to have. (He made time for three.) Multiple choices such as this one involve complex statistical analyses, since the factors influencing a couple to have their first child may not be the same as the ones that lead the parents of three children to have a fourth.

ECONOMIST: Economics focus

Moreover, there are additional factors buttressing a need for caution: Two retrospective analyses of Medicare claims both found increased risks of stroke and death among patients using Avastin for wet AMD over Lucentis.

FORBES: Blinded By Savings? Is Cost Trumping Risk On Blindness Drug?

Economic analyses of US military assistance have noted that several factors degrade the value of the aid.

CENTERFORSECURITYPOLICY: Playing Israel's good hand