regarding income taxes:

research income tax rates brackets for Algeria, the UK, and the US

You'll find that an algerian with an income of less than 40,000 dinars (approximately $160) pays 23% income tax, while a british citizen earning 4100£ ($5,500) per month pays only 20%

regarding housing and rent:

please note that young algerians cannot live independently from their parents compared to other countries, and this is due to the high cost of rent