The IMF recently published its Economic Outlook for Germany. The report itself is quite long but a brief description of the key points can be found here. I have written before on the problems caused by Germany’s supposedly ‘prudent’ saving behaviour and export prowess, and the IMF covers this issue quite well, although as a report focused on one country, it does not consider the global implications. Here I want to focus on one aspect of the report: the financial imbalances of Germany’s economy and their relationship to both inequality and future growth prospects, both domestically and in the rest of the world.
In macroeconomics, one can consider the financial balances (net borrowing or net lending) of the three main sectors in the economy as a whole: the private sector (firms and households together), the public sector (government) and the foreign sector (the rest of the world). Together these balances can be used to analyse the total flows of expenditure and income between the three sectors, both within that economy and between that economy and the rest of the world.
If a sector runs a financial surplus over a particular period, its income for that period will exceed its expenditure and it will either be accumulating financial assets from another sector or paying down debt owed to another sector. For example, if the government runs a surplus, then revenue from taxation will exceed public spending and it will be able to pay down government debt held by the private sector, either domestically or abroad. Continue reading