We use the rollout of a large-scale land certification program in Mexico from 1993 to 2006 to study how rural reforms establishing secure property rights determine patterns of migration, relocation of economic activity, and structural transformation. We find that certification leads higher-skilled agricultural labor to migrate, leaving behind economies less concentrated in agriculture, and with...

Abstract The case for action on climate change with urgency and at scale rests the immense magnitude of risk, very rapid emissions reductions which are necessary, that there is a real opportunity to create new attractive form growth development. analysis must be based dynamic approach economics public policy, set in complex, imperfect uncertain world. change, further, more broadly, respond chal...


 The AnaChronisT would like to express the editors’ sincerest gratitude International Anthony Burgess Foundation in Manchester and director Prof. Andrew Biswell for giving us permission publish this most valuable essay first time. only changes made by editors were some very minor corrections concerning a few obvious typographical errors standardisation of certain recurring expressions.&#x...

In the real world, data is imperfect and in various ways such as imprecision, vagueness, uncertainty, ambiguity and incompleteness. For geographic data, the fuzzy aspect is mainly manifested in time, space and the function of objects and is due to a lack of precision. F-Perceptory(Zoghlami, 2013)is a recent object modeling approach for imprecise geographicdatawith UML.However,this approach does...