Hello, I'm Simon Long, the Economist's Finance Editor, and you're listening to Money Talks.

On today's programme, as British Airways struggles to recover from the chaos of a three-day suspension of services,

we assess the damage to the airline's brand.

That's what's going to damage their brand, not the glitches themselves, but the failure of the airline to tell customers the regulation. The regulations are more onerous for larger banks, but nevertheless the community

banks still complain that regulation falls too heavily on them.

And why Portugal's Economy Minister is optimistic about his country's future.

We are trying, first of all, to integrate a young generation that is highly qualified

and has a lot of talent.

So first, holidaymakers who'd been expecting to be listening to the sound of waves

lapping against the beach this weekend, instead heard this announcement from British Airways Chief Executive Alex Cruz.

Today we have experienced a major IT system failure that is causing very severe disruption

to our flight operations worldwide.

All of our checking and operational systems have to our flight operations worldwide.

All of our checking and operational systems have been affected

and we have cancelled all flights from Heathrow and Gatwick for today.

Over a thousand BA flights were grounded over the long weekend,

one of the years busiest for British airports.

More than 100,000 passengers worldwide had their plans ruined.

Normal service is gradually resuming, but now there are complaints about lost luggage and accusations

that the airline is profiting from stranded passengers.

The share price of IAG, which owns BAA, has tumbled by 4% in response to the chaos.

To discuss all this and what it means for the airline's future, I'm joined by our aviation correspondent

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