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Knowledge-based economic development: mass media and the weightless economy

Bandyopadhyay, Sanghamitra - London School of Economics (LSE) - 2005

This paper examines the impact of mass media and information and commu- nications technologies (ICT) as knowledge-based infrastructures on economic development. The results suggest that both mass media and ICT penetra- tion are negatively associated with corruption. This result holds across both...

Persistent link: https://www.econbiz.de/10011071188

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Silli, Bernhard; Cohen, Randolph B; Polk, Christopher - London School of Economics (LSE) - 2008

Persistent link: https://www.econbiz.de/10010746282

Understanding portfolio efficiency with conditioning information

Peñaranda, Francisco - London School of Economics (LSE) - 2009

Contrary to the classic framework of passive strategies, if investors exploit return predictability through active strategies then there is a tension between the mean-variance frontiers that drive empirical work and the mean-variance preferences that are used in finance theory. We show that...

Persistent link: https://www.econbiz.de/10011071262

Stock prices under pressure: how tax and interest rates drive returns at the turn of the tax year

Kang, Johnny; Pekkala, Tapio; Polk, Christopher; … - London School of Economics (LSE) - 2011

We show that the level of interest rates determines the magnitude of mispricing at the turn of the tax year, as investors face the trade-o¤ between selling a temporarily depressed stock this year and selling next year, but delaying tax implications by one year. Interest rates do explain the...

Persistent link: https://www.econbiz.de/10011071421

Evaluation of joint density forecasts of stock and bond returns: predictability and parameter uncertainty

Peñaranda, Francisco - London School of Economics (LSE) - 2003

controversial questions are addressed for each model: time-variation in risk premia and parameter uncertainty. …

Persistent link: https://www.econbiz.de/10011071472

Does the use of social networking sites increase children’s risk of harm?

Staksrud, Elisabeth; Ólafsson, Kjartan; Livingstone, Sonia - London School of Economics (LSE) - 2013

experiences of online risk among children, the affordances of SNS lend support to this possibility, attracting much policy and … second hypothesis stated that SNS users with more digital competence will encounter more online risk than those with less …) will encounter more online risk than those with fewer risky practices: this too was supported by the data; thus what …

Persistent link: https://www.econbiz.de/10011071426

Risky social networking practices among ‘under-age’ users: lessons for evidence-based policy

Livingstone, Sonia; Ólafsson, Kjartan; Staksrud, Elisabeth - London School of Economics (LSE) - 2013

European self-regulation to ensure children's safety on social networking sites requires that providers ensure children are old enough to use the sites, aware of safety messages, empowered by privacy settings, discouraged from disclosing personal information, and supported by easy to use...

Persistent link: https://www.econbiz.de/10011207672