The Production Function and Technical Change in the Steam-Power Industry

1964 ◽  
Vol 72 (2) ◽  
pp. 133-150 ◽  
Author(s):  
Yoram Barzel
2018 ◽  
Vol 10 (4) ◽  
pp. 1-42 ◽  
Author(s):  
Nathaniel Baum-Snow ◽  
Matthew Freedman ◽  
Ronni Pavan

This paper examines mechanisms driving the more rapid increases in wage inequality in larger cities between 1980 and 2007. Production function estimates indicate strong evidence of capital–skill complementarity and increases in the skill bias of agglomeration economies in the context of rapid skill-biased technical change. Immigration shocks are the source of identifying variation across cities in changes to the relative supply of skilled versus unskilled labor. Estimates indicate that changes in the factor biases of agglomeration economies rationalize at least 80 percent of the more rapid increases in wage inequality in larger cities. (JEL J24, J31, O33, R23)


2011 ◽  
Vol 16 (2) ◽  
pp. 184-203 ◽  
Author(s):  
Alessio Moro

In this paper I show that the intensity at which intermediate goods are used in the production process affects aggregate total factor productivity (TFP). To do this, I construct an input–output model economy in which firms produce gross output by means of a production function in capital, labor, and intermediate goods. This production function is subject, together with the standard neutral technical change, to intermediates-biased technical change. Positive (negative) intermediates-biased technical change implies a decline (increase) in the elasticity of gross output with respect to intermediate goods. In equilibrium, this elasticity appears as an explicit part of TFP in the value added aggregate production function. In particular, when the elasticity of gross output with respect to intermediates increases, aggregate TFP declines. I use the model to quantify the impact of intermediates-biased technical change for measured TFP growth in Italy. The exercise shows that intermediates-biased technical change can account for the productivity slowdown observed in Italy from 1994 to 2004.


1998 ◽  
Vol 58 (4) ◽  
pp. 1090-1109 ◽  
Author(s):  
Elizabeth Field-Hendrey

Differential treatment of men and women in nineteenth- and early-twentieth-century labor markets casts doubt on the common practice of adding male and female labor to create a single “labor” variable in the production function. This article shows that men and women must be disaggregated in the production function, and investigates the effects of inappropriate aggregation on the debate over the Habakkuk-Rothbarth labor scarcity hypothesis. With disaggregation, a female-using bias and an overall labor-using bias is found for the period 1850 through 1919. Technical change was male-neutral through 1900 and male-using thereafter.


2014 ◽  
Vol 1044-1045 ◽  
pp. 1717-1720
Author(s):  
Xin Fa Tang ◽  
Li Hong Wu ◽  
Yue Ming Cheng ◽  
Wu Gen Zhang

Eelectric power resources security is very important for the sustainable development of power industry. However, the supply of electric power resources depends on the development of the alternative power resources industry. To develop exhaustible resources are not a long way while their quality and quantity not good for our demand. To invest on alternative electric power resources industry is the necessary choose for the sustainable development of our country. Through the intruduction of electric power resources into the production function the investment of alternative electric power resources industry are set as a controllable variable. Then, the path to achieve sustainable development by adjusting investment variables were explored and some suggestions were put forward to control investment alternative power resources industries.


2007 ◽  
Vol 11 (5) ◽  
pp. 691-714 ◽  
Author(s):  
ROBERTO M. SAMANIEGO

The presumption that R&D is a key driver of economic growth is difficult to reconcile with empirical evidence. For example, in most studies, which identify technical change with total factor productivity (TFP), the link between TFP and measures of knowledge is found to be weak.This paper shows that a reconciliation may be possible in a model where R&D contributes to growth through investment-specific technical change. Such a model predicts that the empirical link between knowledge and productivty would be weak even if the generation of knowledge is the predominant factor of economic growth. The paper also shows that estimates of the production function for knowledge using patent data may be biased.


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