Working Days per Quarter: $56($this plan covers each of the $4$ quarters for years $2021,2022$ and $2023)$

Time to produce ponchos: $1\mathrm{.}5$ hours

Time to produce hammocks: $1\mathrm{.}75$ hours

Time to produce backpacks: $2\mathrm{.}25$ hours

Safety Stock: $15\%$ of quarterly demand

Full$-$time Working Hours per Day: $7$

Part$-$time Working Hours per Day: $4$

Full$-$time Hiring Cost: $4050$

Full$-$time Layoff Cost: $10000$

Part$-$time Hiring Cost: $1100$

Part$-$time Firing Cost: $1500$

Learning Curve: $97\%$

Holding Cost per unit: $20\%$ of profit$/$unit

Shortage cost: $35\%$ of profit$/$unit

Additional cost to subcontracting: $$5$

Percentage of production able to be subcontracted: $30\%($For example, if you need $100$ in total at most $30$ of those units can be subcontracted$).$

Cost per Production Hour: $$4<---$Cost to run the machines.

Full$-$time Hourly Wage: $$13/$hour $<---$This is separate from the production cost.

Part$-$time Hourly Wage: $$9/$hour $<---$This is separate from the production cost.

Labor union requires Dan to have a ratio of $2$:$1$ full$-$time to part$-$time workers $($or less, meaning it can be all full$-$time and no part$-$time$).$