From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Ship Mints Newsgroups: gmane.emacs.bugs Subject: bug#74760: 29.4; Calc : calcFunc-rate does not produce negative results Date: Tue, 10 Dec 2024 08:44:07 -0500 Message-ID: References: <87ldwobycr.fsf@BULLSEYE-debian-live-builder> <86pllzbrkv.fsf@gnu.org> Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="0000000000002372fa0628eaafe0" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="23068"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 74760@debbugs.gnu.org, Ting Boon Ghee To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Dec 10 14:46:16 2024 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1tL0Z5-0005qh-Q3 for geb-bug-gnu-emacs@m.gmane-mx.org; 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Tue, 10 Dec 2024 05:44:46 -0800 (PST) In-Reply-To: <86pllzbrkv.fsf@gnu.org> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:296750 Archived-At: --0000000000002372fa0628eaafe0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Negative rates do indeed exist in the real world. Central banks, for example, have set their very short-term rates negative to deter savings (depositor pays bank to save rather than the bank paying the depositor) and encourage credit growth and reduce longer-term rates (lending or investing in longer-term instruments). Of course, you won't get a negative-rate mortgage, this scheme is focused on money-center banks, not retail consumers. In other places like the commodity markets, you can also see negatives for things you might not expect. Oil prices were driven negative for a short time when there was no excess shipping capacity and the cost of shipping hyperinflated. On Tue, Dec 10, 2024 at 8:23=E2=80=AFAM Eli Zaretskii wrote: > > Date: Tue, 10 Dec 2024 00:44:04 +0800 > > From: Ting Boon Ghee > > > > Using Calc to compute the rate of return on an investment, negative > returns will result in error. > > Isn't it true that in the financial world there are no negative rates, > only positive rates written in red color? Maybe this explains what > you see? > > > > --0000000000002372fa0628eaafe0 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Negative rates do indeed exist in the real world. Central banks, for exa= mple, have set their very short-term rates negative to deter=C2=A0savings (= depositor pays bank to save rather than the bank paying the depositor) and = encourage credit growth and reduce longer-term rates (lending or investing = in longer-term instruments). Of course, you won't get a negative-rate m= ortgage, this scheme is focused on money-center banks,=C2=A0not retail cons= umers. In other places like the commodity markets, you can also see negativ= es for things you might not expect. Oil prices were driven negative for a s= hort time when there was no excess shipping capacity and the cost of shippi= ng hyperinflated.

On Tue, Dec 10, 2024 at 8:23= =E2=80=AFAM Eli Zaretskii <eliz@gnu.org<= /a>> wrote:
&= gt; Date: Tue, 10 Dec 2024 00:44:04 +0800
> From: Ting Boon Ghee <tingbg@gmail.com>
>
> Using Calc to compute the rate of return on an investment, negative re= turns will result in error.

Isn't it true that in the financial world there are no negative rates,<= br> only positive rates written in red color?=C2=A0 Maybe this explains what you see?



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