Social enterprises are not purely commercial and yet, they are not purely philanthropic (Borzaga & Defourny, 2001; Dees, 1998). They “enact hybrid nonprofit and for-profit activities” (Dart, 2004: 415) all “under one roof” (Fowler, 2000: 645). Social enterprises accomplish their social missions through the development of innovative ventures or by reorganizing existing activities to improve oper...

If autonomous agents like humans and robots act in physical space, several types of conflicts can occur that result from the fact that actions occupy space. To avoid such conflicts, social robots must have the capacity to consider the actions taken by other robots and by humans. This thesis proposes a conceptual framework which can be used to specify knowledge about spatial needs of activities ...

The digital traces that people continuously leave behind – voluntarily or not – while using communication devices such as mobile phones or interacting with social media platforms reflect their behaviour in great detail. In this paper we show examples of the spatiotemporal patterns of collective human dynamics, which we derived from ‘social sensor’ data. We used user-generated data in mobile net...

Social media, regarded as two-layer networks consisting of users and items, turn out to be the most important channels for access to massive information in the era of Web 2.0. The dynamics of human activity and item popularity is a crucial issue in social media networks. In this paper, by analyzing the growth of user activity and item popularity in four empirical social media networks, i.e., Am...

A social network is a social communication network which allows users to interrelate with anyone in the connected network all over the world. Users are allowed to share anything across the network like photos, videos, audios, text messages etc. , which are accessible to other users connected to the network. Now-a-days social networks have become a daily activity in everyone's life. People ...

OBJECTIVE Study self-esteem of the elderly and factors related. MATERIAL AND METHOD A cross-sectional survey of two hundred and seventy elderly, aged 60 or above in rural areas of Nakhon Sawan Province. The data were collected by interview questionnaire from May 12 to May 25, 2003. Statistics used for data analysis were frequency, percentage, mean, standard deviation, Pearson product moment c...

due to the increasing number of users’ telegram social network in iran especially among the young and educated people, it seems that the study of use of such networks is important particularly in educational activities. given the importance of the issue, the purpose of this descriptive- correlative research was to study the factors affecting students’ intention to use of telegram social network...

Using empirical data from a social media site (Twitter) and on trading volumes of financial securities, we analyze the correlated human activity in massive social organizations. The activity, typically excited by real-world events and measured by the occurrence rate of international brand names and trading volumes, is characterized by intermittent fluctuations with bursts of high activity separ...

BACKGROUND It is well known that informal caregiving negatively affects caregivers' mental health, while social activities improve mental health outcomes among middle-aged and elderly individuals. The goal of the present study was to examine how participation in social activities affected the trajectory of an informal caregiver's psychological distress. METHODS We used the data from a nationw...

Background Social accountability or citizen-led accountability has been promoted in many low- and middle-income countries to improve the quality, access to and use of maternal health services. Experiences with social accountability in maternal health services in Nepal have not yet been documented. This study identifies existing social accountability structures and activities in maternal h...