The Following Information Is for the Wetherby Company Required:
1

The following information is for the Wetherby Company. $\begin{array}{lrr}&2019&2018\\\text { Units manufactured } & 60,000 & 54,000 \\\text { Units of materials used } & 144,000 & 124,000 \\\text { Number of labor hours used } & 200,000 & 180,000\\\text { Cost of materials per unit } & \$ 40 & \$ 38 \\\text { Direct labor wage rate per hour } & \$ 50 & \$ 44\end{array}$ Required:
1. Compute the partial operational productivity measures for 2018 and 2019.
2. Compute the partial financial productivity ratios for 2018 and 2019.
3. Separate the changes of the partial financial productivity ratios from 2018 to 2019 into productivity change, input price change, and output change.