scholarly journals Research on the Peer Effect of Firms’ Export Behavior

Author(s):  
Ping Guo ◽  
Helian Xu ◽  
Guoqin Pan
Keyword(s):  
Water ◽  
2021 ◽  
Vol 13 (9) ◽  
pp. 1184
Author(s):  
Daniel Morales Martínez ◽  
Alexandre Gori Maia

We analyze how residential water consumption is influenced by the consumption of households belonging to the same social group (peer effect). Analyses are based on household-level data provided by the Brazilian Household Budget Survey and use an innovative strategy that estimates the spatial dependence of water consumption while simultaneously controlling for potential sources of sample selectivity and endogeneity. The estimates of our quantile regression models highlight that, conditional on household characteristics, the greater the household water consumption, the greater the peer effect. In other words, the overconsumption of residential water seems to be influenced mainly by the behavior of social peers.


2018 ◽  
Vol 18 (3) ◽  
pp. 467-477 ◽  
Author(s):  
Solveig Engebretsen ◽  
Arnoldo Frigessi ◽  
Kenth Engø-Monsen ◽  
Anne-Sofie Furberg ◽  
Audun Stubhaug ◽  
...  

Abstract Background and aims Twin studies have found that approximately half of the variance in pain tolerance can be explained by genetic factors, while shared family environment has a negligible effect. Hence, a large proportion of the variance in pain tolerance is explained by the (non-shared) unique environment. The social environment beyond the family is a potential candidate for explaining some of the variance in pain tolerance. Numerous individual traits have previously shown to be associated with friendship ties. In this study, we investigate whether pain tolerance is associated with friendship ties. Methods We study the friendship effect on pain tolerance by considering data from the Tromsø Study: Fit Futures I, which contains pain tolerance measurements and social network information for adolescents attending first year of upper secondary school in the Tromsø area in Northern Norway. Pain tolerance was measured with the cold-pressor test (primary outcome), contact heat and pressure algometry. We analyse the data by using statistical methods from social network analysis. Specifically, we compute pairwise correlations in pain tolerance among friends. We also fit network autocorrelation models to the data, where the pain tolerance of an individual is explained by (among other factors) the average pain tolerance of the individual’s friends. Results We find a significant and positive relationship between the pain tolerance of an individual and the pain tolerance of their friends. The estimated effect is that for every 1 s increase in friends’ average cold-pressor tolerance time, the expected cold-pressor pain tolerance of the individual increases by 0.21 s (p-value: 0.0049, sample size n=997). This estimated effect is controlled for sex. The friendship effect remains significant when controlling for potential confounders such as lifestyle factors and test sequence among the students. Further investigating the role of sex on this friendship effect, we only find a significant peer effect of male friends on males, while there is no significant effect of friends’ average pain tolerance on females in stratified analyses. Similar, but somewhat lower estimates were obtained for the other pain modalities. Conclusions We find a positive and significant peer effect in pain tolerance. Hence, there is a significant tendency for students to be friends with others with similar pain tolerance. Sex-stratified analyses show that the only significant effect is the effect of male friends on males. Implications Two different processes can explain the friendship effect in pain tolerance, selection and social transmission. Individuals might select friends directly due to similarity in pain tolerance, or indirectly through similarity in other confounding variables that affect pain tolerance. Alternatively, there is an influence effect among friends either directly in pain tolerance, or indirectly through other variables that affect pain tolerance. If there is indeed a social influence effect in pain tolerance, then the social environment can account for some of the unique environmental variance in pain tolerance. If so, it is possible to therapeutically affect pain tolerance through alteration of the social environment.


Ekonomika ◽  
2016 ◽  
Vol 95 (2) ◽  
pp. 118-138
Author(s):  
Camilla Jensen ◽  
Aušryte Rasteniene

Using Enterprise Survey data covering the period 2001–2011, the paper investigates the export behavior of Lithuanian firms and changes herein before, during and after the financial crisis. The primary objective is to investigate if there are changes in export behavior such as frequency, intensity, value and structure, hence focus lies on the results obtained with the standard enterprise survey data that is annual and collected before and after the crisis. The findings show that in a quantitative perspective the financial crisis has only a marginal impact on the long run exporting behavior of Lithuanian firms. There are no significant changes in number of exporters and exported percentage and only a small but negative effect on exported value when using simple ANOVA (F-test) analysis or more advanced regression analysis for repeated cross sections and panel data. The impact of the crisis falls more on the qualitative aspects of exporters from Lithuania. Generally do exporters, though affected by the crisis, outperform local market oriented firms in and over the crisis on factors such as productivity, sales growth and quality. Complementary evidence from the more ad-hoc and short-term focused financial crisis surveys corroborates the findings from the standard enterprise surveys. In every aspect investigated did exporters perform at least as well and often much better than firms catering solely to the local market. The financial crisis survey data reveals that exporters had higher capacity utilization, lower levels of indebtedness and recovered generally faster than other firms from the crisis. For the methodology, we conclude with this paper that the usage of repeated cross sections from the Standard enterprise surveys is the best way to investigate our research questions. This owes to the large drop in number of observations in the panel dataset published by the World Bank, making those results overtly vulnerable to outliers in the sample and unobservable attrition factors. The financial crisis survey data is mainuly useful towards understanding short run adjustments and financial aspects of the crisis, while structural aspects and exporting behavior is better covered with the standard surveys. The main methodology problem of using less than population data (making it sensitive to survey sampling routines) to investigate exporting behavior in general concerns the enormous skewedness that exists within the population of exporting firms. This owes to the phenomena that in most countries a handful of (multinational and locally owned) firms account for more than 50% of total exports. This is also increasingly true for a country such as Lithuania as the transition towards a market and open economy has progressed.


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