Disparity in the wages of agricultural labourers in India: An interval-valued data analysis

This study explores the interval-valued data analysis techniques to witness the spatial disparity in the wage rates of farm labourers in India. Farm labourers constitute more than half of the total workforce engaged in Indian agriculture. Also, farmers' expenses towards labour charges account...

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Main Authors: B S YASHAVANTH, ARNAB KUMAR LAHA
Format: Article
Language:English
Published: Indian Council of Agricultural Research 2018-06-01
Series:The Indian Journal of Agricultural Sciences
Subjects:
Online Access:https://epubs.icar.org.in/index.php/IJAgS/article/view/80644
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author B S YASHAVANTH
ARNAB KUMAR LAHA
author_facet B S YASHAVANTH
ARNAB KUMAR LAHA
author_sort B S YASHAVANTH
collection DOAJ
description This study explores the interval-valued data analysis techniques to witness the spatial disparity in the wage rates of farm labourers in India. Farm labourers constitute more than half of the total workforce engaged in Indian agriculture. Also, farmers' expenses towards labour charges account for more than 50 per cent of the total variable cost of production for most crops.Using the time series data on the nominal farm wage rates paid at different agriculturally important states, the interval-valued series are built. The inflation-adjusted real wage rates are found and both nominal and real wage rate data are used to find the average range of the farm wage rates over the agricultural years for a decade. Using the time series analysis techniques, viz. autoregressive integrated moving average-artificial neural network (ARIMA-ANN) hybrid model and vector autoregressive moving average (VARMA) model, the interval-valued data on nominal wage rates are modelled and the best model for forecasting is identified using forecast evaluation methods. The results established the presence of spatial disparity and the forecasts indicated that this disparity is not going to narrow down in future unless some policy intervention takes place.
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spelling doaj.art-df509b306d89496f94c168e7ad11c7822023-07-26T06:50:40ZengIndian Council of Agricultural ResearchThe Indian Journal of Agricultural Sciences0019-50222394-33192018-06-0188610.56093/ijas.v88i6.80644Disparity in the wages of agricultural labourers in India: An interval-valued data analysisB S YASHAVANTH0ARNAB KUMAR LAHA1Scientist, ICAR-National Academy of Agricultural Research Management, Hyderabad 500 030Professor, Indian Institute of Management, Ahmedabad 380 015 This study explores the interval-valued data analysis techniques to witness the spatial disparity in the wage rates of farm labourers in India. Farm labourers constitute more than half of the total workforce engaged in Indian agriculture. Also, farmers' expenses towards labour charges account for more than 50 per cent of the total variable cost of production for most crops.Using the time series data on the nominal farm wage rates paid at different agriculturally important states, the interval-valued series are built. The inflation-adjusted real wage rates are found and both nominal and real wage rate data are used to find the average range of the farm wage rates over the agricultural years for a decade. Using the time series analysis techniques, viz. autoregressive integrated moving average-artificial neural network (ARIMA-ANN) hybrid model and vector autoregressive moving average (VARMA) model, the interval-valued data on nominal wage rates are modelled and the best model for forecasting is identified using forecast evaluation methods. The results established the presence of spatial disparity and the forecasts indicated that this disparity is not going to narrow down in future unless some policy intervention takes place. https://epubs.icar.org.in/index.php/IJAgS/article/view/80644Interval-valued dataSpatial disparityTime seriesWage rate
spellingShingle B S YASHAVANTH
ARNAB KUMAR LAHA
Disparity in the wages of agricultural labourers in India: An interval-valued data analysis
The Indian Journal of Agricultural Sciences
Interval-valued data
Spatial disparity
Time series
Wage rate
title Disparity in the wages of agricultural labourers in India: An interval-valued data analysis
title_full Disparity in the wages of agricultural labourers in India: An interval-valued data analysis
title_fullStr Disparity in the wages of agricultural labourers in India: An interval-valued data analysis
title_full_unstemmed Disparity in the wages of agricultural labourers in India: An interval-valued data analysis
title_short Disparity in the wages of agricultural labourers in India: An interval-valued data analysis
title_sort disparity in the wages of agricultural labourers in india an interval valued data analysis
topic Interval-valued data
Spatial disparity
Time series
Wage rate
url https://epubs.icar.org.in/index.php/IJAgS/article/view/80644
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