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Hello, this is Leonie Kidd writing to you from London. Welcome to another edition of CNBC’s Daily Open.

A lot has changed in a week, but investors are yet to be convinced the truce over Iran can hold. Oil prices are hovering below $100 a barrel and the volatility in equities has steadied, but a raft of upcoming economic data, as well as the start of earnings season, may demonstrate a longer-lasting economic impact is setting in.

A lot will ride on this weekend’s negotiations in Pakistan, but with neither side looking to tone down the rhetoric ahead of talks, it will take immense willpower from both Washington and Tehran to keep the ceasefire in place.