International Comparison on Efficiency of Portal Service Providers Using Stochastic Frontier Analysis
International Journal of u-and e-Service, Science and Technology (2015) Vol. 8 (12) : 183-186
Abstract
This paper identifies industrial characteristics of portal sites using stochastic frontier analysis and tobit regression, proposing that market share and appropriate fixed assets have positive impacts on portal site efficiency.
Research Overview
Efficiency analysis of portal service providers using stochastic frontier analysis (SFA) methodology.
Methodology
Stochastic Frontier Analysis
- Production frontier estimation
- Efficiency measurement
- Technical inefficiency analysis
Tobit Regression
- Second-stage analysis
- Determinants of efficiency
- Factor identification
Key Findings
Efficiency Determinants
- Market Share: Positive impact on efficiency
- Fixed Assets: Optimal scale importance
- Network Effects: Strong influence
- Content Quality: Critical factor
Industry Characteristics
- Winner-take-most dynamics
- Scale economies
- First-mover advantages
- User lock-in effects
Implications
- Strategic insights for portal operators
- Market structure understanding
- Investment guidance
- Competitive strategy development
Publication Details
Journal: International Journal of u-and e-Service, Science and Technology
Volume: 8(12)
Pages: 183-186
Year: 2015