what is the concept behind measuring the contribution of subindexes to aggregate level indexes? which concept of decomposition best describes how industry contributes to overall indexes? what is the accepted concept behind assessing the contribution of subindexes and aggregate levels of indexes? what is an industry subindex what is the concept behind contributing to a sector index what is the contribution of sub indexes to aggregate level indexes? define sub index and contribution to indices what is the concept behind measuring the contribution of sub indexes to aggregate level indices what is the concept behind measuring the contribution of subindexes to aggregate level indexes which of the following is an accepted concept behind measuring contributions to an aggregate level index? what is the concept of contributing industry to aggregate level indexes? why is it important to measure industry contribution what is the accepted concept behind the measurement of contributions? tornqvist index what is the concept behind the contribution of sub indexes to aggregate level indexes? what is an industry contribution what is the concept behind predicting a contribution? what is the contribution of industry to industry index what is meant by contributing to an aggregate index what's the concept behind contributing to a sector level index? what is the contribution of industry to an aggregate index