Results 31 to 40 of about 1,006,016 (305)

Mobility and Entrepreneurship in Ecuador: A Pseudo-Panel Approach [PDF]

open access: yesSSRN Electronic Journal, 2012
Does entrepreneurship contribute to improving social mobility in Ecuador? This paper constructs a pseudo-panel to analyze the dynamic effect of entrepreneurship on Ecuadorian household incomes during the period 2002-2010. Using three estimation scenarios, the paper finds a significant level of unconditional mobility and an important effect of ...
Xavier Ordeñana, Ramón Villa
openaire   +5 more sources

Efficient Cell Segmentation from Electroluminescent Images of Single-Crystalline Silicon Photovoltaic Modules and Cell-Based Defect Identification Using Deep Learning with Pseudo-Colorization

open access: yesSensors, 2021
Solar cells may possess defects during the manufacturing process in photovoltaic (PV) industries. To precisely evaluate the effectiveness of solar PV modules, manufacturing defects are required to be identified.
Horng-Horng Lin   +4 more
doaj   +1 more source

Computers as Pedagogical Tools in Brazil: A Pseudo-Panel Analysis [PDF]

open access: yesSSRN Electronic Journal, 2007
In this paper, we use repeated cross-section data on pupils in Brazil to estimate the effect of the availability and use of computers and internet as pedagogical tools on math and reading test scores. Computers are increasingly commonly used in schools and their effectiveness in improving learning is the subject of many recent evaluations in Europe and
openaire   +4 more sources

Factors explaining firms’ receipt of public funding for innovation: the case of Chilean small and medium-sized enterprises

open access: yesJournal of Technology Management & Innovation, 2018
This study uses innovation surveys conducted in Chile to evaluate the factors that may explain public financing for innovative activities in small and medium-sized firms (SMEs). The analysis is important because small and medium sized firms are the focus
Cristian Mardones, Annabella Zapata
doaj   +1 more source

Stagnation generation: Evaluating the impact of higher education expansion on social mobility from the perspective of Taiwan [PDF]

open access: yesPanoeconomicus, 2020
Social class stagnation is a current topic of concern. The stagnation of generational mobility could result in society losing its ability to enhance individuals’ social status.
Lin Yen-Ling
doaj   +1 more source

Earnings mobility and measurement error : a pseudo-panel approach [PDF]

open access: yesEconomic Development and Cultural Change, 2005
The degree of mobility in incomes is often seen as an important measure of the equality of opportunity in a society and of the flexibility and freedom of its labor market. But estimation of mobility using panel data is biased by the presence of measurement error and non-random attrition from the panel. This paper shows that dynamic pseudo-panel methods
Antman, Francisca, McKenzie, David J.
  +4 more sources

Can WTO membership boost intra-African trade?

open access: yesScientific African, 2023
This study uses the modified gravity model to examine the determinants of trade in goods within African countries. The panel data covers the period between 2000 and 2019 for all 54 countries in Africa.
Osman Gulseven   +2 more
doaj   +1 more source

Design of OCC Indoor Positioning System Based on Flat Panel Light and Angle Sensor Assistance

open access: yesApplied Sciences, 2023
Visible light positioning (VLP) technology is a classic application of visible light communication (VLC), which inherits the advantages of VLC and applies it to the field of positioning. LED (light-emitting diode) is a type of light source.
Man Feng   +5 more
doaj   +1 more source

A note on measuring group performance over time with pseudo-panels [PDF]

open access: yesEuropean Journal of Operational Research, 2018
Aparicio et al. (2017) recently extended the Camanho and Dyson (2006) Malmquist-type index (CDMI) for determining group performance in cross-sectional studies to panel or pseudo-panel databases. In that paper, it was shown that the pseudo-panel Malmquist index (PPMI) can be easily interpreted as the ratio of aggregated productivity changes in two ...
Juan Aparicio, Daniel Santín 0001
openaire   +3 more sources

VITAMIN B 12 DEFICIENCY MIMICKING THROMBOTIC MICROANGIOPATHY: A CASE REPORT

open access: yesHematology, Transfusion and Cell Therapy, 2022
Objective: Vitamin B12 has an important role in DNA synthesis, erythrocyte development and neurological functions by the transfer of one-carbon methyl groups.
Müzeyyen Aslaner Ak   +3 more
doaj   +1 more source

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