A New Green Efficiency-Based Carbon Taxing Policy and Its Effects on a Production-Inventory System with Random Carbon Emissions and Green Investment

Table 3

Optimum solutions of numerical problems.

Example	(year)	($)	(year)	($)	($)	(ton)	(ton/unit)
1	0.6401	3157.96	2.5042	244	88958.05	4.4748	0.01050
2	0.0163	13402.00^&	5.7115	89	−3396.92	10.8133	2.1627
3	1.5274	6924.27	4.0871	219	76566.88	3.7073	0.00931
4	0.6224	4258.15	2.7869	110	34267.70	6.6331	0.01561
5	1.5932	11696.82	8.3356	66	14049.08	4.1478	0.01106

^&Green investment fund is fully utilized. The actual optimum green investment amount is $27554.66, which is not achieved due to the green budget restriction.