Explainer
Emergency debates in parliament
A parliamentary private secretary (PPS) is an MP who serves as an unpaid assistant to a government minister.
The 'payroll vote' is the body of MPs who hold offices that require them to support the government.
Fiscal rules are restrictions on fiscal policy set by a government to constrain its own decisions on spending and taxes.
The Office for Budget Responsibility (OBR) is the UK’s official independent economic and fiscal forecaster.