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The dynamic allocative efficiency of a public utility

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Monopoly Pricing with Unknown Demand

Thomas Alois Weber

The optimal pricing of goods, especially when they are new and the innovating firm is a monopolist, must proceed without precise knowledge of the demand curve. This paper provides a pricing method with a relative robustness guarantee by maximizing a perfor ...

2024

Role of Ionic Liquids in Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Yong Ding, Bin Ding, Xianfu Zhang

Although the power conversion efficiency of perovskite solar cells (PSCs) has reached 25.7%, there is still great potential for improvement in their performance and stability. In the past few years, ionic liquids (ILs) have been extensively investigated an ...

WILEY-V C H VERLAG GMBH2023

Scale effects on efficiency and profitability in the Swiss banking sector

Andreas Fuster

This paper analyzes efficiency and profitability in the Swiss banking sector over the period 1997–2019. We find strong evidence for scale economies: for most banks in the sample, efficiency and profitability increase with bank size. Using an instrumental v ...

2022

Climate Action, Sufficiency, Deliberative Democracy

Sascha Nick

In an ideal world, sufficiency, efficiency, and clean energy would be balanced, with an emphasis on sufficiency in the critical decade ahead of us. Given this importance, how could we get closer to this ideal world, and improve the general acceptance of su ...

Business School Lausanne (BSL)2022

Numerical investigation on the volute cutwater for pumps running in turbine mode

Elena Vagnoni, Alessandro Morabito

The hydropower sector has recently raised the interest in pump as turbine (PaT) that can be a valid trade-off between capital cost and performance in micro-scale installations. Nevertheless, the modest efficiency of PaTs often restricts their exploitation. ...

PERGAMON-ELSEVIER SCIENCE LTD2021

Inter-platform competition in a regulated ride-hail market with pooling

Kenan Zhang

This paper studies an aggregate ride-hail market in which two platforms compete with each other, as well as with transit, under different supply and regulatory conditions. The duopoly is built on a general market equilibrium model that explicitly character ...

2021

Essays on the Economics of Innovation: Incentives, Diffusion, and Disparity

Ling Zhou

As an important policy instrument for guiding innovation, the patent system involves a long-standing tension between creating economic rewards for the original innovators and stifling subsequent R&D activities. The availability of new data allows us to pr ...

EPFL2021

Monopsony, Wage Bargaining and the Phillips Curve

Charles Cosme Henri Dennery

With nominal wage rigidities, it is crucial to distinguish whether wages are set by workers or firms -- whether we have monopoly or monopsony power. This paper provides a model of wage bargaining in the labour market where workers have monopoly power over ...

2020

Combining Structural and Timing Errors in Overclocked Inexact Speculative Adders

Christian Enz, Vincent Frédéric Camus, Mattia Cacciotti, Yu Jiang, Xun Jiao

Worst-case design is used in IoT devices and high performance data centers to ensure reliability, leading to a power efficiency loss. Recently, approximate computing has been proposed to trade off accuracy for efficiency. In this paper, we use Inexact Spec ...

Ieee2017

Digital transformation, business models and the postal industry

Nandkumar Harshan Kollara

For many decades, the postal industry offered postal services and in parallel, had a monopoly over the national postal markets. Recently, the postal industry endured a phase where their national postal markets were subjected to liberalisation by the respec ...

EPFL2017