We present a formal logic of social welfare functions. The logical language is syntactically simple, but expressive enough to express interesting and complicated properties of social welfare functions involving, e.g., quantification over both preference relations and over individual alternatives, such as Arrow’s thorem.

Placement stability as an outcome goal in child welfare performance measurement is grounded in the importance of providing stability for children as they are developing attachments and relationships to caregivers. Research shows that many children are vulnerable to placement instability, especially those who have been in long term foster care. This literature review provides an overview of the ...

“Nudge”-style interventions are typically evaluated on the basis of their effects on behavior, not social welfare. We use a field experiment to measure the welfare effects of one especially policy-relevant intervention, home energy conservation reports. We measure consumer welfare by sending introductory reports and using an incentive-compatible multiple price list to determine willingness-to-p...

the research discussed in this article consists of the process ended to propos a structure for social welfare and security which took more than 11 months in social security research institute. the main topics discussed are as follows: 1- the importance of social security and its relationship to economic growth, social justice, human generosity and national honor. 2- the basis and opportunities ...

This paper studies the welfare cost of inflation in a frictional monetary economy with endogenous consumer search. Equilibrium entails price dispersion, where sellers compete for buyers by posting prices. We identify three channels through which inflation affects welfare. The real balance channel is the source of welfare loss. Its interaction with the price posting channel generates a welfare c...

this study aims to study the effect of elimination of government intervention and liberalizationin meat market in rural area in iran on consumer welfare with time series data for 1981-2007.an alternative partial equilibrium model was developed to examine the welfare effect of meattrade liberalization. result show that on producer side, government budget (subsidy onproduction), foreign exchange ...

The "Sembako Program" is a program carried out by the Indonesian government to improve welfare of low-income communities. purposes this study are: (a) determine classification households that deserve receive basic-food assistance in Koto Panjang Payobasung, West Sumatra, using KNN classifier and (b) optimal number nearest neighbors used process. measure proximity between objects Gower dissimila...

Notional Defined Contributions (NDC) systems mimic the incentive structure of fully funded social security while preserving Pay-as-you-go nature of most current systems. We study size-preserving reforms which replace the US system with alternative NDCs many contribution rules and deficit/GDP ratios. If one retains mandatory ageindependent contribution rules we find change to an NDC reduce ...

The objective of this study was to determine whether dairy farms with poor cow welfare could be identified using a national database for bovine identification and registration that monitors cattle deaths and movements. The welfare of dairy cattle was assessed using the Welfare Quality(®) protocol (WQ) on 24 Portuguese dairy farms and on 1930 animals. Five farms were classified as having poor we...