Who should pay on a date between a man and a woman

One of the questions on a date between a man and a woman is the cost involved and who of them should pay for that. It is more common only the guy to pay the expense. Some people think it is his obligation. But there are sevelral opinions about that attitude, since gentle behavior or courtesy until chauvinism or arrogance. Then, which is your opinion? On the other hand, due to the increased employment of women lately and other reasons, occurrences involving the woman in the payment on a date are becoming more common. For example, in a dinner, the only payer is the lady or they split the bill (each one pays half of the total, or the value paid by each part is according to the respective income, or they utilize any other criteria). Also, there are other possibilities, such as each one pays for the own individual consume, or one pay on a date and another for next round, and so on. With so many options, the couple may have disagreement in relation to who should pay the bill on a date. And the position of each one may be changed when the date is casual or someone of them was invited before. Considering that and the cases cited, what do you think about such situations and, in your opinion, should who pay on a date? What would you propose or do at the moment of payment? What if the partner refuses? And if persists in proposal different of yours? Those behaviors may be interpreted in distinct ways personally. Some people believe that those differents behaviors of people of both genders depends on beauty, age, interest, financial income, and other things associated with the partner. What is your opinion related to that? Another fact is that the costs may worry anyone and cause embarassment. For example, when someone forgets to bring anything for to pay, or a local very expensive for the date was not expected, or a person responsible for the payment does not have enough at the moment. In that occasion, would you offer or require the payment for your partner, or ask for help, or borrow, or something else? What do you think about occasions like those? Comment about the issue approached on this topic, how you would act in each case and your opinion of what your partner should do on a date with you. You can tell experiences similar to the situations described on this post.