English (United Kingdom)

https://curated-unify.zendy.io/wp-json/zendy-region/v1/featured_content/oa?rat=en

https://curated-unify.zendy.io/wp-json/zendy-region/v1/highlighted_journal/

Global: Zendy Plus annual

Presents the access of premium content as premium feature

Premium Content

Presents the keyphrase highlighting as premium feature

Keyphrase Highlighting

Presents the summarisation as premium feature

Summarisation

Insights

Presents the pdf analysis as premium feature

PDF Analysis

Presents the zaia usage as premium feature

ZAIA

Global: Zendy Tools annual

Global: Zendy Free Plan

Global: Zendy Tools monthly

Global: Zendy Plus monthly

RD operating cash flow is still the main capital source of R&D investment. If cash flow was favorable, corporations whose R&D project is in development phrase would prefer to finance R&D investment by debt and equity channels, bearing more loosely financial constraints. If cash flow was deficient, the channel of debt financing would no longer support R&D, and corporations in development phrase would more rely on equity financing, while corporations in research phrase would just maintain a low level of R&D investment by cash in hold.

open journal of social sciences

Financial Constraints, Financing Channels and Corporations’ R&amp;D Investment&lt;br/&gt;—Based on Development Phase and Heterogeneity of Operating Cash Flow