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Clear guides to understand compound interest and start investing well.

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Best brokers in Spain 2026

There is no universal "best broker": it depends on whether you buy funds or ETFs. We compare the real fees, linking each official fee schedule.

August 9, 2026 8 min
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The cheapest index funds

Ranked by one objective, checkable criterion: total annual cost. With ISINs, and an explanation of why the cheapest is not always the right one for you.

August 8, 2026 9 min
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Living off dividends: how much you need

The napkin math (income ÷ yield) falls short: in Spain dividends are taxed from the first euro. Here is the real calculation.

August 7, 2026 8 min
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Pension plans for the self-employed

A self-employed worker in Spain can contribute €5,750 a year — but only above a certain net income. Here are the three limits, not the usual two.

August 6, 2026 9 min
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What is the MSCI World

The MSCI World is the index most tracked by global index funds. We explain what it really holds, its limits, and how to invest in it.

July 21, 2026 6 min
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Robo-advisor or DIY

A robo-advisor builds and rebalances your portfolio for you in exchange for an extra fee. Is it worth it versus doing it yourself? It comes down to one thing.

July 19, 2026 6 min
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How to choose an index fund

There is no single "best index fund", but there are six objective criteria that separate a good one from an expensive or ill-fitting one. We go through each.

July 17, 2026 7 min
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Distributing or accumulating?

The same dividend ETF usually comes in two versions: one pays you the dividend, the other reinvests it. The long-term tax difference is huge.

July 15, 2026 6 min

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