نتایج جستجو برای: d22

تعداد نتایج: 187  

2014
David Rudoler Raisa Deber Janet Barnsley Richard H. Glazier Audrey Laporte

In this paper we use a panel of administrative data to determine the factors associated with primary care physician self-selection into different payment models in Ontario, Canada. We find that primary care physicians will self-select into payment models based on existing practice and individual characteristics. These patterns of self-selection largely follow a utility maximizing model of physi...

2015
Galina Besstremyannaya

The paper analyzes the effect of incentives regulation, when the yardstick competition approach is supplemented with a performance tax on providers. In an application to prospective payments in health care in the U.S. and Japan, we show differential effects of value-based purchasing, when price-setting is related to benchmark values of quality measures or length-of-stay. The predictions of our ...

2013
Katrina Jessoe David Rapson

This paper is the first to evaluate the impact of a large-scale field deployment of mandatory timeof-use (TOU) pricing on the energy use of commercial and industrial firms. The regulation imposes higher user prices during hours when electricity is generally more expensive to produce, and is by far the most common way for time-varying incentives to be transmitted to retail electricity customers....

2011
Hyun Kwon Belton M Fleisher Quheng Deng

Evolution of the Industrial Wage Structure in China Since 1980 Industry mean wages in China have exhibited sharply increased dispersion since the early 1990s. The upward trend in differences of average wages among major industry groups parallels increases in wage and income inequality not only between rural and urban sectors but within the urban economy as well. Research on the trend has focuse...

Journal: :American Economic Journal: Macroeconomics 2021

To quantify trade frictions, we examine multiproduct exporters. We build a flexible general-equilibrium model and estimate market entry costs using Brazilian firm-product-destination data under rich demand access cost shocks. Our estimates show that additional products farther from firm’s core competency come at higher production costs, but there are substantive economies of scope in costs. Mar...

Journal: :The American Economic Review 2021

We study the relationship between domestic-demand shocks and exports using data for Spanish manufacturing firms in 2002–2013. Exploiting plausibly exogenous geographical variation caused by Great Recession, we find that whose domestic sales declined more experienced a larger increase export flows, controlling firms’ supply determinants. This result illustrates capacity of markets to counteract ...

Journal: :Journal of clinical microbiology 1997
N Ceré B Polack N K Chanteloup P Coudert

Airborne transmission of Pneumocystis carinii has been established, but the infective form and the sources of infection remain unknown. Animal models for studies of P. carinii have previously been limited to immunosuppressed rodents; however, this study was performed with nonimmunodepressed P. carinii-free rabbits. This study was aimed at determining (i) the delay between inoculation of animals...

Journal: :Annals of human genetics 1999
M Hayer H Bönisch M Brüss

In this study we report the cloning of four human OCT1 (hOCT1/SLC22A1) isoforms: a long form, hOCT1G/L554, and three shorter forms (hOCT1G/L506, hOCT1G483 and hOCT1G353). All four variants could be identified in the human glioma cell line SK-MG-1, whereas only two isoforms (hOCT1G/L554 and hOCT1G/L506) were found in human liver cDNA. The hOCT1G/L554 represents the full length hOCT1 since the se...

2008
Jan Fricke

In [3] problem D22 Richard Guy asked for the existence of simplices with integer lengths, areas, volumes . . . . In dimension two this is well known, these triangles are called Heron triangles. Here I will present my results on Heron tetrahedra, their connection to the existence of an integer box (problem D18), the tools for the search for higher dimensional Heron simplices and my nice embeddin...

2017
Reinhold Kesler Michael Kummer Patrick Schulte

We study how developers’ access to user data mediates the relationship between market power and product innovation in the mobile app industry. Developers with market power might more easily access user data through active data collection, which might imply less user privacy. Better access to user data might then facilitate more successful product innovations. Our empirical evidence is based on ...

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