The amounts of total workers' maintenance time for Period 3 (101,905.72 h) was more than the sum of total workers' maintenance time for overtime (63,100.49 h) and rework (11,139.82 h) maintenance activities with about 27,665.41 h (Fig. 6).
The model results showed that the total workers' maintenance time (114,204.74 h) of Period 4 for overhaul maintenance activities was less than the sum of total workers' maintenance time for overtime (100,255.15 h) and rework (22,560.59 h) maintenance activities with about 8611.01 h (Table 7).
As a proxy for overall trend, the crude prevalence of hypertension based on the BP 140/90 mmHg threshold for the studies published was obtained for each decade as the quotient of the sum of hypertensive workers and the total number in the study sample in that decade (89, 90).
The horizontal axis shows employer cost, which is the sum of the worker's annual earnings and the employer NICs.
The difference between the total workers' maintenance time for overhaul maintenance activities (131,593.48 h) and the sum of the total workers' maintenance time for overtime (86,924.83 h) and rework (26,859.05 h) maintenance activities was about 13.53% (17,809.61 h).
In Period 5, the sum of the total workers' maintenance time for overtime (111,475.74 h) and rework maintenance (17,033.66 h) activities was more than that the total workers' maintenance time for overhaul maintenance activity by 2107.88 h (Table 7).
In that case, labor supply is given by the sum of all (unit) supplies of workers who are closer to the deviating firm than the two types of workers (one to each side) who are indifferent between working for the firm we are analyzing and working for its neighbor: w - s - x = w^{text{o}} - s - (b - x) Leftrightarrow S = 2x = b + w - w^{text{o}}.
The lack of organizing success to date has led some to ask whether the union should continue spending large sums to better the lives of workers who are unlikely to become members.
We write the aggregate wage w j as the sum of wage for each worker type.
Decision latitude was the sum of two items describing worker's job decision authority and skill discretion.
