Variable definitions and data sources
| Variable symbol | Variable name | Definition | Data source | Processing method |
|---|---|---|---|---|
| OCSC | Ocean carbon sink capacity | Total carbon sink volume of the Five major ecosystems calculated by formula (1) (10,000 tons of carbon/year) | China fishery statistical yearbook | Logarithmic transformation |
| ODL | Ocean disaster level | Economic losses caused by marine disasters (100 million yuan) | China natural resources statistical yearbook | Take the logarithm |
| OTI | Ocean technology innovation | Number of marine technology patents granted (items) | China ocean economic statistical yearbook | Take the logarithm |
| OER | Ocean environmental regulation | Total investment in environmental pollution control (100 million yuan) | China environmental statistical yearbook | Take the logarithm |
| OED | Ocean economic development | Proportion of gross ocean product in regional GDP (%) | China ocean economic statistical yearbook | Original value |
| SLR | Sea level rise | Year-on-year rise in sea level (mm) | China natural resources statistical yearbook | Original value |
| OLI | Ocean labor input | Number of employees in marine-related sectors (10,000 persons) | China ocean economic statistical yearbook | Take the logarithm |
| Variable symbol | Variable name | Definition | Data source | Processing method |
|---|---|---|---|---|
| Ocean carbon sink capacity | Total carbon sink volume of the Five major ecosystems calculated by formula (1) (10,000 tons of carbon/year) | China fishery statistical yearbook | Logarithmic transformation | |
| Ocean disaster level | Economic losses caused by marine disasters (100 million yuan) | China natural resources statistical yearbook | Take the logarithm | |
| Ocean technology innovation | Number of marine technology patents granted (items) | China ocean economic statistical yearbook | Take the logarithm | |
| Ocean environmental regulation | Total investment in environmental pollution control (100 million yuan) | China environmental statistical yearbook | Take the logarithm | |
| Ocean economic development | Proportion of gross ocean product in regional | China ocean economic statistical yearbook | Original value | |
| Sea level rise | Year-on-year rise in sea level (mm) | China natural resources statistical yearbook | Original value | |
| Ocean labor input | Number of employees in marine-related sectors (10,000 persons) | China ocean economic statistical yearbook | Take the logarithm |
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