Rejection Cost. From the perspective that my profit is someone else’s loss, and someone else’s profit is my loss, the fact that I have to reject an opportunity to make money for my circumstances is a loss for me and an act of giving someone else a profit. In other words, my added value is not determined solely by productivity but also by the marginal utility generated by the law of supply and demand. Therefore, my labor price should reflect the value that I have given up—the profit I could have gained. If the rejection cost is not included in my profit, I will be at a loss to that extent. Failing to account for rejection costs in production expenses is not wise, but foolish, because it risks my survival. There is no absolute value in this world. All economic values are relative. - Joseph’s “just my thoughts”
You should buy stocks when they are cheap and sell them when they are high to make a profit. However, is this principle only applicable to stocks? All assets should be purchased when they are inexpensive and sold when they are at a high value to create and maintain wealth. Stock prices are easier to fall than to rise. Temptation leads to fear, and fear leads to temptation. People want to buy something that is becoming expensive (or has its price inflated) and sell it quickly because they fear the price will drop. Of course, if the fear is too intense, it becomes challenging to act, so you may refrain from selling even though you know the price will decline further. If this is instinct, then buying and selling stocks should be reversed. Stock prices are more complicated to rise but easier to fall. The rise in price occurs because the performance value must act as the energy for the stock. Therefore, stocks should be viewed as good to buy rather than good to sell. A stock’s fate is ...