p. 661:The terms 'capital stock, common stock, preferred stock and treasury stock are the terms used in our corporation code.Capital stock or share capital is the portion of the paid in capital representing the total par or stated value of the shares issued.Subscribed share capital is the portion of the authorized share capital that has been subscribed but not yet fully paid and therefore still unissued.The subscribed share capital is reported minus subscription receivable not collectible currently.Additional paid in capital or share premium is the portion of the paid in capital representing excess over the par or stated value. Broadly, the common source of share premium are:a. Excess over par value or stated valueb. Resale of treasurt shares at more than costc. Donated capitald. Issuance of share warrantse. Distribution of stock dividendsf. Quasi-reorganization and recapitalizationRetained earnings represent the cumulative balance of periodic earnings, dividend distributions, fundamental errors and other capital adjustments.Treasury Shares are the corporations own shares that have been issued and then reacquired but not cancelled.

p. 662:The term capital stock or share capital is the amount fixed in the articles of incorporation to be subscribed and paid in or secured to be paid in by the shareholders of the corporation, , either in money or property or services, at the organization of the corporation, or afterwards and upon which the corporation is to conduct operations.The share capital may be par value share or no-par value share. A par value share is one with specific value fixed in the articles of incorporation and appearing on the share certificate. The purpose of the par value is to fix the minimum issue price of the share.

p. 667:The Corporation Code provides that a share shall not be issued for a consideration less than the par or stated value thereof.The law further provides that shares without par value cannot be issued for less than P5.Thus, in the Philippines, the no-par share must have a stated value of at least P5.When shares with par value are sold, the proceeds shall be credited to the share capital account to the extent of the par value, with any excess being reflected as share premium.

Conrado T. Valix, Jose F. Peralta, Christian Aris N. Valix, Financial Accounting, Vol. 2, 2012 Revised Ed.