Av. Ed.
Belin, 31400 Toulouse, France
Received: 21 March 2011 – Published in The Cryosphere Discuss.: 6 April 2011
Revised: 5 October 2011 – Accepted: 20 October 2011 – Published: 2 November 2011
Abstract. The Little Ice Age maximum extent of glaciers in
Iceland was reached about 1890 AD and most glaciers in the
country have retreated during the 20th century. A model for
the surface mass balance
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with no difference in outcomes might persuade Doctors who spend a lot of money on treatment
to reduce expenditure. Private communication, such as labels, may also help. Labels make environmentally-
or socially-friendly actions more visible: for example, car constructors use environmental labels (ECOnetic
Public Choice (2012) 151:91–119 93
Moreover, in most situations, individuals make decisions
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