
Share prices rise when people are willing to pay more for a share — in other words, when there is demand. So if many people want to buy a share at once, the share price will rise. It is important to understand that the stock market is not a zero-sum game. If one-half of all shares worldwide rise in price, the other half can also continue to rise.
Is the stock market zero-sum?
That the stock market is zero-sum overall, and negative-sum after expenses are paid, is a somewhat depressing but accurate defense of index investing. However, there are two additional, more optimistic, considerations.
Why does the game sum to zero when trading?
(The trade will also generate a brokerage commission.) In addition, if the traders are professional investment managers, they will charge a fee for their services. In aggregate, then, the game does not sum to zero--it is negative because of expenses. That might seem like common sense, but it was uncommon knowledge until fairly recently.
Is steady growth possible across the entire stock market?
Fortunately, it is not the only argument for an almost eternally rising stock market — it shows one thing above all: That steady growth is possible across the entire stock market. In the beginning, I already talked about the fact that the stock market is not a zero-sum game — so it is possible that all prices worldwide will rise.
Why does the stock market keep rising?
Despite world wars, pandemics, and every sort of crisis thrown in, the market keeps rising. And this pattern tends to hold true not just in the U.S., but in many major economies around the world as well including China, Germany, UK, India, Canada, and South Korea. Over the long term, stock markets tend to rise. But why is this so?

Is the stock market really a zero-sum game?
In the stock market, trading is often thought of as a zero-sum game. However, because trades are made on the basis of future expectations, and traders have different preferences for risk, a trade can be mutually beneficial.
Can a stock go up from zero?
Thousands of companies comprise the global stock exchange. With so many businesses fighting for investors and trying to turn a profit, it's a little surprising that relatively few of them bottom out and lose all their value. Can a stock go to zero? Yes, it can.
Why is investing not a zero-sum game?
On a relative basis for actively managed investments, investing isn't just zero-sum, it's negative-sum due to the high fees paid. But on an absolute basis, investing is a positive-sum game. Even underperforming active funds can still generate value.
Is stock market a positive sum game?
Yes, the stock market is a zero sum game.
Do you owe money if your stock goes negative?
Do I owe money if a stock goes down? If you invest in stocks with a cash account, you will not owe money if a stock goes down in value. The value of your investment will decrease, but you will not owe money.
Who buys the stock when you sell it?
Institutions, market specialists or makers, corporate traders or individual traders may buy your stocks when you sell them.
Is cryptocurrency a zero-sum game?
Cryptocurrency is a novel form of hard-currency. The inability to virtualize the money creates a system close to zero-sum because of the limited supply design. Therefore, within the bounds of a cryptocurrency system that limits money creation, interest rates must rise to levels that the modern world considers usury.
Is capitalism a zero-sum game?
In game theory, a zero sum game is one in which the gains of one are exactly balanced by the losses of another.
Why active investing is a negative sum game?
Since passive investors do not deviate from cap weights, active investors can only win at the expense of other active investors. In short, active investing in any sector is always a zero sum game - before costs. After costs, active investing is a negative sum game.
What is the opposite of zero-sum?
What is the opposite of zero-sum?win-winmutually beneficialreciprocalsynergistic
Is Wall Street a zero-sum game?
Gordon Gekko, the ruthless main character in the classic movie Wall Street, believed that trading was a zero-sum game. In the high-powered time of the '80s when traders competed against each other on the Wall Street trading floor, Gekko saw trading as a game of clear winners and losers.
How do you win a zero-sum game?
A zero-sum game is one in which no wealth is created or destroyed. So, in a two-player zero-sum game, whatever one player wins, the other loses.
What does Ibbotson and Idzorek mean by value stocks?
Ibbotson and Idzorek cite value stocks (that is, securities that trade at low price/earnings or price/sales multiples, generally because the company's business prospects are uncertain), securities that have low trading volume, and smaller companies as being areas of unloveliness. There are many other possibilities.
What happens when two traders lose the bid and ask price?
The two traders will lose the difference between the stock's bid and ask price, which accrues instead to the stock's market maker. (The trade will also generate a brokerage commission.) In addition, if the traders are professional investment managers, they will charge a fee for their services. In aggregate, then, the game does not sum ...
What happens if a corporation is foolish?
If the corporations are foolish, in aggregate, they will issue stock at a low price, when securities are undervalued, and they will retire stock when it is relatively costly. In such a case, that would make them negative-sum investors, with rest of the marketplace moving from zero-sum to positive-sum, even before expenses are considered.
How do companies increase supply?
In reality, of course, companies increase supply by issuing stock and withdraw supply through share repurchases, by buying other companies, or (sadly) by declaring bankruptcy. In other words, the stock market has two players: 1) corporations, who reside outside the system; and 2) everybody else, who trade within the system.
What is link copied?
Link Copied. The Basics. The initial way to view the stock market is as a zero-sum game. With any stock trade, one side wins, because it buys a security that increases in price, or because it sells one that declines. The other side loses, by the same amount. In aggregate, then, the stock market's collective trades amount to nothing at all.
Who is John Rekenthaler?
He is now a columnist for Morningstar.com and a member of Morningstar's investment research department. John is quick to point out that while Morningstar typically agrees with the views of the Rekenthaler Report, his views are his own.
Can investment odds be improved?
But that is as far as the matter goes; the investment odds can only be improved, not eliminated. In addition, cost remains critically important. Just as expenses turn zero-sum investments into negative-sum outcomes, so can they reverse the fortunes of positive-sum decisions. Costs go only in a single direction.
Is the Stock market a zero-sum game?
We keep hearing a lot that the stock market is a zero-sum game and on the face of it, it sounds logical as well. However, in this video, we will debunk this widely held belief with some real-life examples.
First, what is a zero-sum game?
A zero-sum game is one in which one participant’s gain is at the expense of another participant’s loss. So, if you and your friend bet on a coin toss- it would be a zero-sum game. If you win, your friend will be a loser and if he or she wins, you would be the loser.
What does it all mean then?
See, the classic mistake people make is that they think that shares of a company are just the same as a coin in the coin toss or those chips in the casinos and that’s where the whole confusion starts.
3 Reasons Why the Stock Market Could Rise Almost Forever
The stock market is an undisputed long-term investment. Even though there are always highs and lows, it has only risen in the long term — and it will probably continue to do so. Here is why.
Our needs are endless
I just said that companies become more valuable when their market share increases. But isn’t there a limit?
It has always been like this
That something goes further because it has always been like this is a dangerous assessment. Fortunately, it is not the only argument for an almost eternally rising stock market — it shows one thing above all: That steady growth is possible across the entire stock market.
Why ETF investors have it especially easy
Even though the economy is growing worldwide, one thing must be acknowledged: Companies will keep appearing and disappearing. Like a product, most companies that specialize in something have a life cycle. In some cases, disappearance means complete dissolution; in others, disappearance can also mean drastic shrinkage.
Is the stock market the same as every other market?
The stock market, just like every other market, is nothing more than a means, to an end. Put whatever word you like in front of the word market, black, stock, diamond, truck, gun, vegetable, drug, sex, etcetera, and the definition remains the same. And the definition remains the same because all markets are the same.
Is the S&P 500 a zero sum game?
It depends. It isn’t a zero sum game if people buy the indexes. 100% of the people that have bought the S&P500 for their whole lives, or most other major indexes, have won.
Some stocks have gone to zero!
First of all, it is entirely possible for any individual company to fail and for its stock to go to zero. In fact, this is not an infrequent occurrence. According to statista.com, somewhere between 19,000 to 60,000 businesses file for bankruptcy every year in the United States, although not all of these are publicly traded companies.
What is a stock?
To understand why, let’s talk about what a stock’s price fundamentally represents. Simply put, a stock is a fraction of ownership stake in a company. Therefore, the price of a stock depends on both the total value of the company as well as how many shares of the company’s stock exist.
Have any stock markets gone to zero before?
The answer is yes, although under extraordinary circumstances. Globally, only a few markets have suffered total market loss. The largest and most well known markets that went to zero are Russia in 1917 and China in 1949.
So can the US stock market go to zero?
Can both the government and the economic system fail in the United States to such an extent that all existing companies on the stock exchange become valueless with no prospects of any future business? Perhaps.
What does it mean when the stock market rose 2% today?
When the news anchor reports that the stock market rose 2% today, they normally refer to a stock index. A stock index is essentially a basket of stocks that does its best to represent the overall stock market (or a subset of the stock market).
What is the term for the general rise in prices of goods and services in the economy?
1. Inflation . Inflation is defined as the general rise in prices of goods and services in the economy. When prices steadily rise, companies generate higher revenue and profit over time (all things equal). And when companies increase their revenue and profit, their stock value grows in tandem.
Why do stocks rise over the long term?
The final reason why the stock index rises over the long term is because the index always comprises the best companies in the market. For example, to be included in the S&P 500, a U.S. company must have a market cap of US$9.8 billion, and positive earnings in the most recent quarter and year, among other things.
Why is inflation better for investors than savers?
Inflation is also one of the reasons why it’s better being an investor compared to a saver. As an investor, your asset prices get to ride upward with inflation. But as a saver, the value of your money only diminishes over time. However, the above only holds true when inflation is mild.
What are the companies that are on the S&P 500?
Source: Innosight. The five largest companies on the S&P 500 today are Apple, Microsoft, Amazon, Alphabet, and Tesla – companies on the forefront of technology.
How long has Japan been in the lost decade?
However, the ‘Lost Decade’ has gone on for 30 years. Home of the Walkman and Shinkansen, Japan hasn’t created a new major innovation since its heyday in the 70s and 80s.
What are the industries of 100 million people?
But a larger, more advanced economy of 100 million can boast specialised industries in technology, communications, finance, retailing, entertainment, tourism, professional services, etc. Of course, there are smaller economies that are exceptions to the rule like Singapore and Switzerland.

What Is A Zero-Sum game?
- You probably understand by now that a zero-sum game is a game where the sum of the gains and the losses add up to zero. It’s a negative-sum game when the sum of the gains and losses add to less than zero (including commissions and slippage, for example).
Poker Is A Zero-Sum Game
- Let’s start by looking at poker: Most people can relate to poker and this serves as a great example of a zero-sum game. If there are 10 poker players around a table, no money is being created. The players buy chips and bet their chips and the bets are passed around as you win or lose. Overall, the 10 players as a group make nothing, but player A might win from Player B, etc. Pretty simple…
Derivative Markets Are A Zero-Sum Market
- If you buy an option or a futures contract, there must be a seller on the other side. That seller is either someone selling a long position or someone initiating a short position. The derivatives market is a 100% percent zero-sum game, actually negative if we include slippage and commission. When the S&P 500 futures contract goes up, for example the Globex’ ES contract, …
Is The Stock Market A Zero-Sum game?
- Based on the definition above the stock market can hardly be called a zero-sum game. Why is that? Let’s make an example: Let’s assume you manufacture cars. You buy or manufacture components and you assemble the parts into a driving car, and then later you set a price that covers the inputs (parts and labor) and a profit margin. The profit is thus the added value. The a…
Long-Term Investing and Zero-Sum Games
- However, we can also argue long-term investing is some kind of zero-sum game if we relate it to an index. Let’s make an example: Let’s say you have two pools of investors: one passive group and one active group. Everyone who is active, those not indexing, is collectively a big index fund, on average. This group is active and incur both transaction costs and management cost, perhap…
Zero-Sum Markets and Short-Term Implications
- There is practically only one way to succeed in a zero-sum market: you have to make sure you are not the prey but the predator. The only way to achieve that is by being prepared and always willing to learn and adapt. Make sure you understand the market and its players. Who are the competitors? Who are the predators? What is your trading edge?
Trading and Investing: Zero-Sum Game Implications
- Now that we have defined the different markets and confirmed that the stock market is a zero-sum game, you might wonder what is best for you: Trading or investing– what is best? Clearly, in the long run, the stock market drifts upwards due to inflation and earnings growth via increased productivity. Even if you don’t manage to beat the index, you are likely to have a positive return u…
Is The Stock Market A Zero-Sum game? – Ending Remarks
- Now that you know that the stock market is a zero-sum game (depending on a little on the definitions), you might ask yourself: How am I going to be a winner in this market? Before you start we recommend you spend some time defining your goals and what you are trying to achieve. If you are a long-term investor, are you going to actively pick stocks yourself, or perhaps you are …
Is The Stock Market A Zero-Sum game?
First, What Is A Zero-Sum game?
- A zero-sum game is one in which one participant’s gain is at the expense of another participant’s loss. So, if you and your friend bet on a coin toss- it would be a zero-sum game. If youwin, your friend will be a loser and if he or she wins, you would be the loser. A similar analogy can be made about casinos and gamblers. If the casino wins, gamble...
What Does It All Mean then?
- See, the classic mistake people make is that they think that shares of a company are just the same as a coin in the coin toss or those chips in the casinos and that’s where the whole confusion starts. The reality is that a company’s stock is very much a living, breathing entity. It can bring more money in the market OR it can suck money from the market depending on the company’s fi…