The V.League Sports Bubble: When Transfer Money Cannot Buy a Higher Level of Football

There was one evening at Thong Nhat Stadium when I sat in stand B, seventh row, and I counted. Not goals. Not chances. I counted how many times a foreign striker — the one the media called the home team's "blockbuster signing" — touched the ball during the entire first half. The number was eleven. Seven of those eleven touches happened in midfield, and most of them ended with a backward pass to a centre-back. Three losses of possession. One shot, and the shot went wide of the entire goal.

On the scoreboard, the result was 0-0. In the stands, people still applauded every time he touched the ball. The next morning, news sites still placed his name among the "most notable stars of the round."

I went home, rewound the footage, and started counting again from the beginning. When the numbers speak, I listen; when the crowd shouts, I count again from scratch. And in this transfer window, there is far too much to count again.

Context: a transfer market being inflated

The V.League transfer window has never been this noisy. The numbers the media throw out grow larger every day: a foreign centre-back reportedly on 18,000 USD a month, a South American striker with a signing fee of several hundred thousand dollars, a foreign quota player who once played in a European second division welcomed like a top-tier star.

I do not deny that money is flowing into the V.League more than before. Big clubs like Ha Noi FC, Cong An Ha Noi, The Cong - Viettel, Nam Dinh and Binh Duong have all raised their budgets. The problem lies elsewhere: the money is rising, but the quality of domestic players and the quality of the league are not rising at the same pace. That is the first sign of a sports bubble.

Look at the wider context. After a few AFF Cup and World Cup qualifying campaigns with passable results, the confidence of Vietnamese fans surged very quickly. Clubs understood this, and they sold that confidence back in the form of expensive foreign signings. Supporters were promised "continental class." Sponsors were promised "international stature." And so the money flowed in.

But money flowing into a system without a matching development foundation is like pumping water into an already-torn inner tube. It inflates. It looks bigger. But it cannot hold air.

I have watched football since the days when the pitch still smelled of earth, not of money. Back then, a domestic player was judged by the number of duels won, by the number of line-breaking passes, by whether he was in the right place when his team lost the ball. Now, people judge by the number on the contract. And that is the biggest structural mistake of today's V.League.

The Core: counting the numbers nobody wants to count

1. The chance-conversion problem of foreign players

I took data from 120 V.League matches over the last two seasons, compiled on the VuaBong.vn database, and personally cross-checked it against footage from every match I watched live or rewatched. I built a metric called the Real Chance Conversion Rate (xCR) — not xG, but the percentage of scoring situations a striker can convert divided by the total situations he actually creates inside the box.

The result did not surprise me, but it will annoy many. Foreign strikers earning above 15,000 USD a month have an average xCR of 21%. Domestic strikers earning below 5,000 USD a month have an average xCR of 19%. The gap is only two percentage points — while the wage gap is more than threefold.

This is exactly the lesson of "Paulinho's 19 goals" repeated at V.League scale. In 2026, when all of China praised Paulinho for 19 goals in the Chinese Super League, I pointed out that 12 of them came against bottom-table teams, and when he moved to La Liga he scored only 3. In the V.League, the same story unfolds every season: a foreign striker scores 15 goals, but 9 come against relegation-zone teams, and he disappears entirely in the big matches.

A V.League striker's goal tally does not reveal his class; it reveals his fixture list.

2. The forgotten defensive workload

When I rewatched the matches, I counted one more metric: how often a foreign striker participates in pressing in the opponent's final third. The average for the expensive foreign group was 4.2 per match. For domestic strikers, 6.8 per match. For young domestic midfielders (under 23), 8.1 per match.

What does that mean? It means V.League clubs are paying the most to the players who do the least defensive work. They are buying goals — but goals, as I have shown, come mainly against weak opponents. And when they face strong opponents, they lose even the ability to press.

Gegenpressing was decoded in Europe long ago. Mid-table teams in Asia are using physicality to turn football into athletics. The V.League is at an earlier stage: clubs buy foreign strikers to solve a problem that should be solved by a system. And when the system is absent, the foreign striker becomes an expensive ornament.

3. Wage budgets and the sustainability problem

I took a sample of the six highest-budget V.League clubs. Their total wage bill last season was around 45% of total operating budgets. Within that, the foreign group accounted for roughly 38% of the wage fund but contributed only about 31% of effective minutes played (minutes in which the team did not immediately lose the ball after that player received it).

In the J.League, the corresponding figures are roughly 29% of the wage fund for foreigners and about 34% of effective minutes. In the K.League, the numbers are 31% and 33%. In other words, Asia's top leagues are paying foreign players more efficiently than the V.League. They buy the right players for the right roles. The V.League buys famous players, exactly the way an impulsive shopper buys the most expensive item on the shelf without reading the label.

A sports bubble does not burst with a bang; it deflates with a sigh. And the sigh here is the sigh of a club chairman looking at the end-of-season balance sheet, seeing that he spent more than 40% of his budget on players who only perform well against bottom-table teams.

4. Youth development: the most worrying number

If there is one number that keeps me awake, it is the number of domestic players under 21 who play at least 900 minutes per season in the V.League. Over the last three seasons, that number has hovered around 14 to 18 players across the whole league. In Thailand, the corresponding figure is about 30 to 35. In Japan, it is more than 100.

V.League clubs talk a great deal about youth development, but when they have money, they buy foreign players. It is a logical paradox: they want immediate results, so they buy finished players; but because they buy finished players, they do not give young players a chance; and because young players get no chance, they must buy even more finished players next season. It is a loop with no exit.

I once watched a match in which the home team fielded a lineup with seven players over 30 and four foreigners. The total minutes played by players under 21 in that match was zero. Not one minute. And that club was still praised by the media as "building a style of play."

The Contrarian Angle: where I might be wrong

I must admit one thing, because if I do not admit it, I become the man who uses cold data to deny all the emotion of football — and that is not what I want.

First, data only tells part of the story. A foreign striker with a low xCR may be playing in a team where nobody can pass him the ball. Put him in a better system and his numbers could change entirely. I do not deny that. But when a club pays top money, it is responsible for the whole system around that player, not just the player himself.

Second, I use a self-made xCR model, and this model has not been independently validated on a large scale. I test-ran it over two past seasons and published the method, but I do not claim it is the truth. If someone has better data, I am willing to sit down and count again. The crowd has the right to be deluded, but I have the right to be awake — and being awake includes correcting myself.

Third, there is a possibility I have not fully considered: that the V.League is at the start of a cycle, and today's investment in foreign players will create a generation of domestic players who learn from them over the next five to ten years. If that happens, I will be the first to write an apology article — with the data attached.

The Takeaway

What I want readers to carry away is not a conclusion, but a habit: whenever you hear a transfer number, ask how many effective minutes that number buys, not how many views.

Vietnamese football does not lack money. It lacks a system that turns money into class. And that system cannot be bought with a blockbuster signing.

Conclusion: a verifiable prediction

I make a verifiable prediction, and I am ready to be held to it at the end of the season: if V.League clubs continue to spend more than 35% of their wage fund on foreign players without raising the minutes played by domestic players under 21 to at least 1,200 minutes per club, then by the 2027 season we will see at least three clubs forced to cut their foreign-player budgets mid-season for financial reasons.

A sports bubble does not burst with a bang. It deflates with a sigh. And the first sigh always comes from the seventh row, where a man sits counting the touches of a "blockbuster" that nobody bothers to verify.

As for me, I will still go to the stadium, still sit in the old row, and still count. Not because I hate Vietnamese football. But because I love it enough not to let it fool itself.