uter Equipment Firms Note: you'll refer to this context in several problems. An economist complied data on productivity improvements last year for a sample of firms producing electronic computing equipment. The firms were classified according to their average- rate-of-change (AROC) of Research and Development (R&D) expenditures with respect to the last three years (low, moderate, high). A. Select all of the factors in the study. high R&D R&D Expenditure Omoderate x productivity Omoderate productivity improvements high low Oproductivity improvements CAROC R&D Expenditure per 3 years B. Select all of the treatments (if experiment) or groupings (if quasi-experiment/observational study) in the study. productivity productivity x R&D Expenditure productivity x firm Omoderate firm Olow high x productivity productivity R&D CAROC R&D Expenditure per 3 years OR&D Expenditure low x productivity firm

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Electronic Computer Equipment Firms
Note: you'll refer to this context in several problems.
An economist complied data on productivity improvements last year for a sample of firms
producing electronic computing equipment. The firms were classified according to their average-
rate-of-change (AROC) of Research and Development (R&D) expenditures with respect to the last
three years (low, moderate, high).
A. Select all of the factors in the study.
Chigh
R&D
R&D Expenditure
moderate x productivity
Oproductivity improvements
CAROC R&D Expenditure per 3 years
B. Select all of the treatments (if experiment) or groupings (if quasi-experiment/observational
study) in the study.
Omoderate
productivity improvements
high
low
productivity x R&D Expenditure
productivity x firm
productivity
Question Help: Message instructor
Add Work
Omoderate
firm
Olow
high x productivity
productivity
R&D
AROC R&D Expenditure per 3 years
OR&D Expenditure
low x productivity
firm
Transcribed Image Text:Electronic Computer Equipment Firms Note: you'll refer to this context in several problems. An economist complied data on productivity improvements last year for a sample of firms producing electronic computing equipment. The firms were classified according to their average- rate-of-change (AROC) of Research and Development (R&D) expenditures with respect to the last three years (low, moderate, high). A. Select all of the factors in the study. Chigh R&D R&D Expenditure moderate x productivity Oproductivity improvements CAROC R&D Expenditure per 3 years B. Select all of the treatments (if experiment) or groupings (if quasi-experiment/observational study) in the study. Omoderate productivity improvements high low productivity x R&D Expenditure productivity x firm productivity Question Help: Message instructor Add Work Omoderate firm Olow high x productivity productivity R&D AROC R&D Expenditure per 3 years OR&D Expenditure low x productivity firm
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