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Table 1 Qualitative description of variables

From: COVID-19 shock, fiscal subsidies, and consumption resilience of new energy vehicles: evidence from Shanghai, China

Variables

Symbols

Metric or description

Unit

Dependent variables

lnsales

Logarithm of monthly sales of vehicle series

Car

Core independent variable

Policy

The variable is 1 if a new energy vehicle model receives the fiscal subsidy and 0 otherwise

None

Control variables

Price

Price of vehicle series

Yuan

Range

Driving range of each type of NEVs

km

Engine

The variable is 1 if the engine of the NEV is naturally aspirated, and 0 if it is turbo charged

None

Brand

The variable equals 1 if the NEV is a luxury brand, and 0 otherwise

None

Typecar

typecar = 1 if the NEV is an MPV or sports car, 2 if it is an SUV, 3 if it is a sedan

None

Fuel

The variable is 1 for a PEV, 2 for an AEV, 3 for a PHEV

None

Firm

The variable is 1 for a joint venture car, 2 for an imported car, 3 for a wholly foreign-owned car, and 4 for an independent car

None

 

Drive

The variable equals 1 for FWD, 2 for RWD, 3 for AWD and 4 for other drive systems

None

  1. For all four variables, Typecar, Fuel, Firm, and Drive we transformed to the form of dummy variables in the empirical evidence