Socialists Back Tax for Fiscal Justice
Tax targets 30,000 holding companies to curb dividend avoidance.
Socialists demand 2% wealth tax on France's 0.01% for support.
Tax measures could raise 3 billion euros next year, 1 billion for 2026.
Raphael Glucksmann urges fiscal justice in tax policy.
Lecornu leads minority government in divided parliament.
Tax is renewal of previous one-off tax for 20% on high earners.
1 month ago