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Technical Efficiency Improvements in the Portuguese Electricity Sector

Hou, Zheng; Roseta-Palma, Catarina; Ramalho, Joaquim J.S - 2022

Efficiency has long been an issue of concern in the electricity sector. Most existing studies relate technical efficiency in the electricity sector to policy or environmental factors. The impact of firm operation factors has rarely been discussed. We estimate Stochastic Frontier models using...

Persistent link: https://www.econbiz.de/10014079290

Fractional regression models for second stage DEA efficiency analyses

Ramalho, Esmeralda A.; Ramalho, Joaquim J. S.; … - In: Journal of productivity analysis 34 (2010) 3, pp. 239-255

Persistent link: https://www.econbiz.de/10009267198

Alternative estimating and testing empirical strategies for fractional regression models

Ramalho, Esmeralda A.; Ramalho, Joaquim J. S.; Murteia, … - In: Journal of economic surveys 25 (2011) 1, pp. 19-68

Persistent link: https://www.econbiz.de/10009127815

Explaining consumer confidence in Portugal

Ramalho, Esmeralda A.; Caleiro, António; Dionfsio, Andreia - In: Journal of economic psychology : research in economic … 32 (2011) 1, pp. 25-32

Persistent link: https://www.econbiz.de/10009273119

On the use of hedonic regression models to measure the effect of energy efficiency on residential property transaction prices : evidence for Portugal and selected data issues

Evangelista, Rui; Ramalho, Esmeralda A.; Silva, João … - In: Energy economics 86 (2020), pp. 1-14

Persistent link: https://www.econbiz.de/10012511777

How heterogeneous is the impact of energy efficiency on dwelling prices? : evidence from the application of the unconditional quantile hedonic model to the Portuguese residential m...

Evangelista, Rui; Andrade e Silva, João; Ramalho, … - In: Energy economics 109 (2022), pp. 1-14

Persistent link: https://www.econbiz.de/10013283786