all scenarios possible
"sceptical"on Greek deal by 11 May Eurogroup meeting but can't rule it out
Greek talks with creditors more "constructive" recently
Eurogroup unanimous in its desire to help Greece but deal depends on Greece
debt sustainability is basis for any aid programme
IMF has not said further debt relief for Greece is necessary in order to put country back on sustainable debt path
IMF has made it clear that numbers have got worse re primary surplus
German fin min on the wires
Elsewhere EU's Weiser doesn't see deal on Monday either but is convinced there will be a deal in the end
- Grexit would be bad for Greece and euro
- EMU is insulated if Greece did leave euro
CNBC reporting